Home / 22,385,407.20-33,578,110.80-7,240,869.60

Finding the Fourth Proportional to 22,385,407.20, 33,578,110.80 and 7,240,869.60

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Solution

The fourth proportional to 22,385,407.20, 33,578,110.80 and 7,240,869.60 is: 10,861,304.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,385,407.20 : 33,578,110.80 = 7,240,869.60 : x
  2. Step 2: Convert to fraction form
    22,385,407.20/33,578,110.80 = 7,240,869.60/x
  3. Step 3: Cross multiply
    22,385,407.20x = 33,578,110.80 × 7,240,869.60
  4. Step 4: Simplify right side
    22,385,407.20x = 243,134,721,717,151.66
  5. Step 5: Solve for x
    x = 243,134,721,717,151.66/22,385,407.20
  6. Step 6: Final answer
    x = 10,861,304.40

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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.