Home / 11,688,001.80-17,532,002.70-7,656,923.40

Finding the Fourth Proportional to 11,688,001.80, 17,532,002.70 and 7,656,923.40

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Solution

The fourth proportional to 11,688,001.80, 17,532,002.70 and 7,656,923.40 is: 11,485,385.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,688,001.80 : 17,532,002.70 = 7,656,923.40 : x
  2. Step 2: Convert to fraction form
    11,688,001.80/17,532,002.70 = 7,656,923.40/x
  3. Step 3: Cross multiply
    11,688,001.80x = 17,532,002.70 × 7,656,923.40
  4. Step 4: Simplify right side
    11,688,001.80x = 134,241,201,722,493.19
  5. Step 5: Solve for x
    x = 134,241,201,722,493.19/11,688,001.80
  6. Step 6: Final answer
    x = 11,485,385.10

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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.