Home / 8,047,506.60-12,071,259.90-7,151,711.40

Finding the Fourth Proportional to 8,047,506.60, 12,071,259.90 and 7,151,711.40

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Solution

The fourth proportional to 8,047,506.60, 12,071,259.90 and 7,151,711.40 is: 10,727,567.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,047,506.60 : 12,071,259.90 = 7,151,711.40 : x
  2. Step 2: Convert to fraction form
    8,047,506.60/12,071,259.90 = 7,151,711.40/x
  3. Step 3: Cross multiply
    8,047,506.60x = 12,071,259.90 × 7,151,711.40
  4. Step 4: Simplify right side
    8,047,506.60x = 86,330,167,039,192.86
  5. Step 5: Solve for x
    x = 86,330,167,039,192.86/8,047,506.60
  6. Step 6: Final answer
    x = 10,727,567.10

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Similar ratio
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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.