Home / 10,559,428.45-14,569,905.17-6,426,691.47

Finding the Fourth Proportional to 10,559,428.45, 14,569,905.17 and 6,426,691.47

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Solution

The fourth proportional to 10,559,428.45, 14,569,905.17 and 6,426,691.47 is: 8,867,552.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,559,428.45 : 14,569,905.17 = 6,426,691.47 : x
  2. Step 2: Convert to fraction form
    10,559,428.45/14,569,905.17 = 6,426,691.47/x
  3. Step 3: Cross multiply
    10,559,428.45x = 14,569,905.17 × 6,426,691.47
  4. Step 4: Simplify right side
    10,559,428.45x = 93,636,285,290,814.62
  5. Step 5: Solve for x
    x = 93,636,285,290,814.62/10,559,428.45
  6. Step 6: Final answer
    x = 8,867,552.42

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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.