Home / 10,131,068.97-13,980,898.23-5,484,902.91

Finding the Fourth Proportional to 10,131,068.97, 13,980,898.23 and 5,484,902.91

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Solution

The fourth proportional to 10,131,068.97, 13,980,898.23 and 5,484,902.91 is: 7,569,178.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,131,068.97 : 13,980,898.23 = 5,484,902.91 : x
  2. Step 2: Convert to fraction form
    10,131,068.97/13,980,898.23 = 5,484,902.91/x
  3. Step 3: Cross multiply
    10,131,068.97x = 13,980,898.23 × 5,484,902.91
  4. Step 4: Simplify right side
    10,131,068.97x = 76,683,869,386,140.86
  5. Step 5: Solve for x
    x = 76,683,869,386,140.86/10,131,068.97
  6. Step 6: Final answer
    x = 7,569,178.50

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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.