Home / 25,307,805.38-34,924,718.16-13,705,332.98

Finding the Fourth Proportional to 25,307,805.38, 34,924,718.16 and 13,705,332.98

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Solution

The fourth proportional to 25,307,805.38, 34,924,718.16 and 13,705,332.98 is: 18,913,330.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,307,805.38 : 34,924,718.16 = 13,705,332.98 : x
  2. Step 2: Convert to fraction form
    25,307,805.38/34,924,718.16 = 13,705,332.98/x
  3. Step 3: Cross multiply
    25,307,805.38x = 34,924,718.16 × 13,705,332.98
  4. Step 4: Simplify right side
    25,307,805.38x = 478,654,891,440,829.25
  5. Step 5: Solve for x
    x = 478,654,891,440,829.25/25,307,805.38
  6. Step 6: Final answer
    x = 18,913,330.66

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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.