Home / 12,062,812.60-18,094,218.90-8,472,633.40

Finding the Fourth Proportional to 12,062,812.60, 18,094,218.90 and 8,472,633.40

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Solution

The fourth proportional to 12,062,812.60, 18,094,218.90 and 8,472,633.40 is: 12,708,950.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,062,812.60 : 18,094,218.90 = 8,472,633.40 : x
  2. Step 2: Convert to fraction form
    12,062,812.60/18,094,218.90 = 8,472,633.40/x
  3. Step 3: Cross multiply
    12,062,812.60x = 18,094,218.90 × 8,472,633.40
  4. Step 4: Simplify right side
    12,062,812.60x = 153,305,683,399,051.25
  5. Step 5: Solve for x
    x = 153,305,683,399,051.25/12,062,812.60
  6. Step 6: Final answer
    x = 12,708,950.10

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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.