Home / 39,001,572.90-58,446,372.15-28,685,931.30

Finding the Fourth Proportional to 39,001,572.90, 58,446,372.15 and 28,685,931.30

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Solution

The fourth proportional to 39,001,572.90, 58,446,372.15 and 28,685,931.30 is: 42,987,717.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,001,572.90 : 58,446,372.15 = 28,685,931.30 : x
  2. Step 2: Convert to fraction form
    39,001,572.90/58,446,372.15 = 28,685,931.30/x
  3. Step 3: Cross multiply
    39,001,572.90x = 58,446,372.15 × 28,685,931.30
  4. Step 4: Simplify right side
    39,001,572.90x = 1,676,588,616,229,133.25
  5. Step 5: Solve for x
    x = 1,676,588,616,229,133.25/39,001,572.90
  6. Step 6: Final answer
    x = 42,987,717.97

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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.