Home / 26,931,369.78-37,165,332.87-15,328,934.10

Finding the Fourth Proportional to 26,931,369.78, 37,165,332.87 and 15,328,934.10

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Solution

The fourth proportional to 26,931,369.78, 37,165,332.87 and 15,328,934.10 is: 21,153,953.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,931,369.78 : 37,165,332.87 = 15,328,934.10 : x
  2. Step 2: Convert to fraction form
    26,931,369.78/37,165,332.87 = 15,328,934.10/x
  3. Step 3: Cross multiply
    26,931,369.78x = 37,165,332.87 × 15,328,934.10
  4. Step 4: Simplify right side
    26,931,369.78x = 569,704,938,368,793.75
  5. Step 5: Solve for x
    x = 569,704,938,368,793.75/26,931,369.78
  6. Step 6: Final answer
    x = 21,153,953.29

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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.