Home / 52,695,655-72,720,003.94-28,578,407

Finding the Fourth Proportional to 52,695,655, 72,720,003.94 and 28,578,407

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Solution

The fourth proportional to 52,695,655, 72,720,003.94 and 28,578,407 is: 39,438,201.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,695,655 : 72,720,003.94 = 28,578,407 : x
  2. Step 2: Convert to fraction form
    52,695,655/72,720,003.94 = 28,578,407/x
  3. Step 3: Cross multiply
    52,695,655x = 72,720,003.94 × 28,578,407
  4. Step 4: Simplify right side
    52,695,655x = 2,078,221,869,638,923.50
  5. Step 5: Solve for x
    x = 2,078,221,869,638,923.50/52,695,655
  6. Step 6: Final answer
    x = 39,438,201.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.