Home / 8,432,318.78-11,636,603.67-4,564,839.81

Finding the Fourth Proportional to 8,432,318.78, 11,636,603.67 and 4,564,839.81

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Solution

The fourth proportional to 8,432,318.78, 11,636,603.67 and 4,564,839.81 is: 6,299,480.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,432,318.78 : 11,636,603.67 = 4,564,839.81 : x
  2. Step 2: Convert to fraction form
    8,432,318.78/11,636,603.67 = 4,564,839.81/x
  3. Step 3: Cross multiply
    8,432,318.78x = 11,636,603.67 × 4,564,839.81
  4. Step 4: Simplify right side
    8,432,318.78x = 53,119,231,686,008.09
  5. Step 5: Solve for x
    x = 53,119,231,686,008.09/8,432,318.78
  6. Step 6: Final answer
    x = 6,299,480.97

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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.