Home / 10,502,940.70-15,745,079.85-6,238,582.30

Finding the Fourth Proportional to 10,502,940.70, 15,745,079.85 and 6,238,582.30

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Solution

The fourth proportional to 10,502,940.70, 15,745,079.85 and 6,238,582.30 is: 9,352,330.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502,940.70 : 15,745,079.85 = 6,238,582.30 : x
  2. Step 2: Convert to fraction form
    10,502,940.70/15,745,079.85 = 6,238,582.30/x
  3. Step 3: Cross multiply
    10,502,940.70x = 15,745,079.85 × 6,238,582.30
  4. Step 4: Simplify right side
    10,502,940.70x = 98,226,976,464,296.66
  5. Step 5: Solve for x
    x = 98,226,976,464,296.66/10,502,940.70
  6. Step 6: Final answer
    x = 9,352,330.86

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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.