Home / 9,366,928.90-14,029,398.15-7,687,312.90

Finding the Fourth Proportional to 9,366,928.90, 14,029,398.15 and 7,687,312.90

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Solution

The fourth proportional to 9,366,928.90, 14,029,398.15 and 7,687,312.90 is: 11,513,738.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,366,928.90 : 14,029,398.15 = 7,687,312.90 : x
  2. Step 2: Convert to fraction form
    9,366,928.90/14,029,398.15 = 7,687,312.90/x
  3. Step 3: Cross multiply
    9,366,928.90x = 14,029,398.15 × 7,687,312.90
  4. Step 4: Simplify right side
    9,366,928.90x = 107,848,373,377,731.14
  5. Step 5: Solve for x
    x = 107,848,373,377,731.14/9,366,928.90
  6. Step 6: Final answer
    x = 11,513,738.87

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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.