Home / 9,418,531.20-14,113,281.60-7,011,081.60

Finding the Fourth Proportional to 9,418,531.20, 14,113,281.60 and 7,011,081.60

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Solution

The fourth proportional to 9,418,531.20, 14,113,281.60 and 7,011,081.60 is: 10,505,817.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,418,531.20 : 14,113,281.60 = 7,011,081.60 : x
  2. Step 2: Convert to fraction form
    9,418,531.20/14,113,281.60 = 7,011,081.60/x
  3. Step 3: Cross multiply
    9,418,531.20x = 14,113,281.60 × 7,011,081.60
  4. Step 4: Simplify right side
    9,418,531.20x = 98,949,368,941,378.55
  5. Step 5: Solve for x
    x = 98,949,368,941,378.55/9,418,531.20
  6. Step 6: Final answer
    x = 10,505,817.40

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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.