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Finding the Fourth Proportional to 9,578,491.70, 14,367,737.55 and 9,578,491.70

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Solution

The fourth proportional to 9,578,491.70, 14,367,737.55 and 9,578,491.70 is: 14,367,737.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,578,491.70 : 14,367,737.55 = 9,578,491.70 : x
  2. Step 2: Convert to fraction form
    9,578,491.70/14,367,737.55 = 9,578,491.70/x
  3. Step 3: Cross multiply
    9,578,491.70x = 14,367,737.55 × 9,578,491.70
  4. Step 4: Simplify right side
    9,578,491.70x = 137,621,254,870,453.33
  5. Step 5: Solve for x
    x = 137,621,254,870,453.33/9,578,491.70
  6. Step 6: Final answer
    x = 14,367,737.55

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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.