Home / 8,784,001.20-13,176,001.80-5,770,412.40

Finding the Fourth Proportional to 8,784,001.20, 13,176,001.80 and 5,770,412.40

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Solution

The fourth proportional to 8,784,001.20, 13,176,001.80 and 5,770,412.40 is: 8,655,618.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,784,001.20 : 13,176,001.80 = 5,770,412.40 : x
  2. Step 2: Convert to fraction form
    8,784,001.20/13,176,001.80 = 5,770,412.40/x
  3. Step 3: Cross multiply
    8,784,001.20x = 13,176,001.80 × 5,770,412.40
  4. Step 4: Simplify right side
    8,784,001.20x = 76,030,964,169,142.33
  5. Step 5: Solve for x
    x = 76,030,964,169,142.33/8,784,001.20
  6. Step 6: Final answer
    x = 8,655,618.60

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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.