Home / 34,785,775.80-52,178,663.70-21,852,732.60

Finding the Fourth Proportional to 34,785,775.80, 52,178,663.70 and 21,852,732.60

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Solution

The fourth proportional to 34,785,775.80, 52,178,663.70 and 21,852,732.60 is: 32,779,098.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,785,775.80 : 52,178,663.70 = 21,852,732.60 : x
  2. Step 2: Convert to fraction form
    34,785,775.80/52,178,663.70 = 21,852,732.60/x
  3. Step 3: Cross multiply
    34,785,775.80x = 52,178,663.70 × 21,852,732.60
  4. Step 4: Simplify right side
    34,785,775.80x = 1,140,246,385,261,426.75
  5. Step 5: Solve for x
    x = 1,140,246,385,261,426.75/34,785,775.80
  6. Step 6: Final answer
    x = 32,779,098.90

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Similar ratio
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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.