Home / 53,217,190.80-79,825,786.20-14,878,643.40

Finding the Fourth Proportional to 53,217,190.80, 79,825,786.20 and 14,878,643.40

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Solution

The fourth proportional to 53,217,190.80, 79,825,786.20 and 14,878,643.40 is: 22,317,965.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,217,190.80 : 79,825,786.20 = 14,878,643.40 : x
  2. Step 2: Convert to fraction form
    53,217,190.80/79,825,786.20 = 14,878,643.40/x
  3. Step 3: Cross multiply
    53,217,190.80x = 79,825,786.20 × 14,878,643.40
  4. Step 4: Simplify right side
    53,217,190.80x = 1,187,699,406,994,441.25
  5. Step 5: Solve for x
    x = 1,187,699,406,994,441.25/53,217,190.80
  6. Step 6: Final answer
    x = 22,317,965.10

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.