Home / 9,061,711.20-13,592,566.80-8,713,346.40

Finding the Fourth Proportional to 9,061,711.20, 13,592,566.80 and 8,713,346.40

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Solution

The fourth proportional to 9,061,711.20, 13,592,566.80 and 8,713,346.40 is: 13,070,019.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,061,711.20 : 13,592,566.80 = 8,713,346.40 : x
  2. Step 2: Convert to fraction form
    9,061,711.20/13,592,566.80 = 8,713,346.40/x
  3. Step 3: Cross multiply
    9,061,711.20x = 13,592,566.80 × 8,713,346.40
  4. Step 4: Simplify right side
    9,061,711.20x = 118,436,742,993,539.53
  5. Step 5: Solve for x
    x = 118,436,742,993,539.53/9,061,711.20
  6. Step 6: Final answer
    x = 13,070,019.60

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Similar ratio
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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.