Home / 7,442,901.70-11,164,352.55-7,379,916.10

Finding the Fourth Proportional to 7,442,901.70, 11,164,352.55 and 7,379,916.10

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Solution

The fourth proportional to 7,442,901.70, 11,164,352.55 and 7,379,916.10 is: 11,069,874.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442,901.70 : 11,164,352.55 = 7,379,916.10 : x
  2. Step 2: Convert to fraction form
    7,442,901.70/11,164,352.55 = 7,379,916.10/x
  3. Step 3: Cross multiply
    7,442,901.70x = 11,164,352.55 × 7,379,916.10
  4. Step 4: Simplify right side
    7,442,901.70x = 82,391,985,129,821.06
  5. Step 5: Solve for x
    x = 82,391,985,129,821.06/7,442,901.70
  6. Step 6: Final answer
    x = 11,069,874.15

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Double scale
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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.