Home / 52,841,377.20-79,187,416.20-39,087,188.40

Finding the Fourth Proportional to 52,841,377.20, 79,187,416.20 and 39,087,188.40

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Solution

The fourth proportional to 52,841,377.20, 79,187,416.20 and 39,087,188.40 is: 58,575,563.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,841,377.20 : 79,187,416.20 = 39,087,188.40 : x
  2. Step 2: Convert to fraction form
    52,841,377.20/79,187,416.20 = 39,087,188.40/x
  3. Step 3: Cross multiply
    52,841,377.20x = 79,187,416.20 × 39,087,188.40
  4. Step 4: Simplify right side
    52,841,377.20x = 3,095,213,455,918,612
  5. Step 5: Solve for x
    x = 3,095,213,455,918,612/52,841,377.20
  6. Step 6: Final answer
    x = 58,575,563.70

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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.