Home / 53,236,051.80-79,854,077.70-19,145,095.80

Finding the Fourth Proportional to 53,236,051.80, 79,854,077.70 and 19,145,095.80

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Solution

The fourth proportional to 53,236,051.80, 79,854,077.70 and 19,145,095.80 is: 28,717,643.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,236,051.80 : 79,854,077.70 = 19,145,095.80 : x
  2. Step 2: Convert to fraction form
    53,236,051.80/79,854,077.70 = 19,145,095.80/x
  3. Step 3: Cross multiply
    53,236,051.80x = 79,854,077.70 × 19,145,095.80
  4. Step 4: Simplify right side
    53,236,051.80x = 1,528,813,967,587,143.75
  5. Step 5: Solve for x
    x = 1,528,813,967,587,143.75/53,236,051.80
  6. Step 6: Final answer
    x = 28,717,643.70

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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.