Home / 38,942,430.75-58,401,223.25-13,377,275.55

Finding the Fourth Proportional to 38,942,430.75, 58,401,223.25 and 13,377,275.55

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Solution

The fourth proportional to 38,942,430.75, 58,401,223.25 and 13,377,275.55 is: 20,061,645.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,942,430.75 : 58,401,223.25 = 13,377,275.55 : x
  2. Step 2: Convert to fraction form
    38,942,430.75/58,401,223.25 = 13,377,275.55/x
  3. Step 3: Cross multiply
    38,942,430.75x = 58,401,223.25 × 13,377,275.55
  4. Step 4: Simplify right side
    38,942,430.75x = 781,249,255,805,430.12
  5. Step 5: Solve for x
    x = 781,249,255,805,430.12/38,942,430.75
  6. Step 6: Final answer
    x = 20,061,645.89

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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.