Home / 8,326,710.38-11,484,520.17-7,167,130.22

Finding the Fourth Proportional to 8,326,710.38, 11,484,520.17 and 7,167,130.22

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Solution

The fourth proportional to 8,326,710.38, 11,484,520.17 and 7,167,130.22 is: 9,885,182.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,326,710.38 : 11,484,520.17 = 7,167,130.22 : x
  2. Step 2: Convert to fraction form
    8,326,710.38/11,484,520.17 = 7,167,130.22/x
  3. Step 3: Cross multiply
    8,326,710.38x = 11,484,520.17 × 7,167,130.22
  4. Step 4: Simplify right side
    8,326,710.38x = 82,311,051,572,606.53
  5. Step 5: Solve for x
    x = 82,311,051,572,606.53/8,326,710.38
  6. Step 6: Final answer
    x = 9,885,182.48

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Double scale
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1.5x scale

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.