Home / 10,457,122.32-15,699,116.60-8,062,488.08

Finding the Fourth Proportional to 10,457,122.32, 15,699,116.60 and 8,062,488.08

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Solution

The fourth proportional to 10,457,122.32, 15,699,116.60 and 8,062,488.08 is: 12,104,089.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,457,122.32 : 15,699,116.60 = 8,062,488.08 : x
  2. Step 2: Convert to fraction form
    10,457,122.32/15,699,116.60 = 8,062,488.08/x
  3. Step 3: Cross multiply
    10,457,122.32x = 15,699,116.60 × 8,062,488.08
  4. Step 4: Simplify right side
    10,457,122.32x = 126,573,940,454,030.12
  5. Step 5: Solve for x
    x = 126,573,940,454,030.12/10,457,122.32
  6. Step 6: Final answer
    x = 12,104,089.12

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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.