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Finding the Fourth Proportional to 8,894,531.60, 13,341,797.40 and 5,304,352.40

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Solution

The fourth proportional to 8,894,531.60, 13,341,797.40 and 5,304,352.40 is: 7,956,528.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,894,531.60 : 13,341,797.40 = 5,304,352.40 : x
  2. Step 2: Convert to fraction form
    8,894,531.60/13,341,797.40 = 5,304,352.40/x
  3. Step 3: Cross multiply
    8,894,531.60x = 13,341,797.40 × 5,304,352.40
  4. Step 4: Simplify right side
    8,894,531.60x = 70,769,595,059,003.77
  5. Step 5: Solve for x
    x = 70,769,595,059,003.77/8,894,531.60
  6. Step 6: Final answer
    x = 7,956,528.60

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1.5x scale

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.