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Finding the Fourth Proportional to 9,363,240.40, 14,023,865.40 and 7,683,624.40

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Solution

The fourth proportional to 9,363,240.40, 14,023,865.40 and 7,683,624.40 is: 11,508,207.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,363,240.40 : 14,023,865.40 = 7,683,624.40 : x
  2. Step 2: Convert to fraction form
    9,363,240.40/14,023,865.40 = 7,683,624.40/x
  3. Step 3: Cross multiply
    9,363,240.40x = 14,023,865.40 × 7,683,624.40
  4. Step 4: Simplify right side
    9,363,240.40x = 107,754,114,369,755.77
  5. Step 5: Solve for x
    x = 107,754,114,369,755.77/9,363,240.40
  6. Step 6: Final answer
    x = 11,508,207.60

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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.