Home / 9,681,878.60-14,491,325.10-7,540,368.20

Finding the Fourth Proportional to 9,681,878.60, 14,491,325.10 and 7,540,368.20

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Solution

The fourth proportional to 9,681,878.60, 14,491,325.10 and 7,540,368.20 is: 11,286,025.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,681,878.60 : 14,491,325.10 = 7,540,368.20 : x
  2. Step 2: Convert to fraction form
    9,681,878.60/14,491,325.10 = 7,540,368.20/x
  3. Step 3: Cross multiply
    9,681,878.60x = 14,491,325.10 × 7,540,368.20
  4. Step 4: Simplify right side
    9,681,878.60x = 109,269,926,959,901.81
  5. Step 5: Solve for x
    x = 109,269,926,959,901.81/9,681,878.60
  6. Step 6: Final answer
    x = 11,286,025.31

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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.