Home / 10,363,981.05-15,545,971.58-4,969,854.90

Finding the Fourth Proportional to 10,363,981.05, 15,545,971.58 and 4,969,854.90

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Solution

The fourth proportional to 10,363,981.05, 15,545,971.58 and 4,969,854.90 is: 7,454,782.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363,981.05 : 15,545,971.58 = 4,969,854.90 : x
  2. Step 2: Convert to fraction form
    10,363,981.05/15,545,971.58 = 4,969,854.90/x
  3. Step 3: Cross multiply
    10,363,981.05x = 15,545,971.58 × 4,969,854.90
  4. Step 4: Simplify right side
    10,363,981.05x = 77,261,223,032,123.75
  5. Step 5: Solve for x
    x = 77,261,223,032,123.75/10,363,981.05
  6. Step 6: Final answer
    x = 7,454,782.35

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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.