Home / 9,043,056.80-13,564,585.20-7,342,445.60

Finding the Fourth Proportional to 9,043,056.80, 13,564,585.20 and 7,342,445.60

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Solution

The fourth proportional to 9,043,056.80, 13,564,585.20 and 7,342,445.60 is: 11,013,668.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,043,056.80 : 13,564,585.20 = 7,342,445.60 : x
  2. Step 2: Convert to fraction form
    9,043,056.80/13,564,585.20 = 7,342,445.60/x
  3. Step 3: Cross multiply
    9,043,056.80x = 13,564,585.20 × 7,342,445.60
  4. Step 4: Simplify right side
    9,043,056.80x = 99,597,228,917,565.11
  5. Step 5: Solve for x
    x = 99,597,228,917,565.11/9,043,056.80
  6. Step 6: Final answer
    x = 11,013,668.40

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Double scale
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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.