Home / 9,681,875.60-14,491,320.60-7,540,365.20

Finding the Fourth Proportional to 9,681,875.60, 14,491,320.60 and 7,540,365.20

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Solution

The fourth proportional to 9,681,875.60, 14,491,320.60 and 7,540,365.20 is: 11,286,020.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,681,875.60 : 14,491,320.60 = 7,540,365.20 : x
  2. Step 2: Convert to fraction form
    9,681,875.60/14,491,320.60 = 7,540,365.20/x
  3. Step 3: Cross multiply
    9,681,875.60x = 14,491,320.60 × 7,540,365.20
  4. Step 4: Simplify right side
    9,681,875.60x = 109,269,849,554,283.12
  5. Step 5: Solve for x
    x = 109,269,849,554,283.12/9,681,875.60
  6. Step 6: Final answer
    x = 11,286,020.82

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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.