Home / 9,787,487.40-14,681,231.10-5,308,511.40

Finding the Fourth Proportional to 9,787,487.40, 14,681,231.10 and 5,308,511.40

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Solution

The fourth proportional to 9,787,487.40, 14,681,231.10 and 5,308,511.40 is: 7,962,767.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,787,487.40 : 14,681,231.10 = 5,308,511.40 : x
  2. Step 2: Convert to fraction form
    9,787,487.40/14,681,231.10 = 5,308,511.40/x
  3. Step 3: Cross multiply
    9,787,487.40x = 14,681,231.10 × 5,308,511.40
  4. Step 4: Simplify right side
    9,787,487.40x = 77,935,482,660,384.55
  5. Step 5: Solve for x
    x = 77,935,482,660,384.55/9,787,487.40
  6. Step 6: Final answer
    x = 7,962,767.10

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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.