Home / 57,147,006.60-78,875,348.13-35,139,444.30

Finding the Fourth Proportional to 57,147,006.60, 78,875,348.13 and 35,139,444.30

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Solution

The fourth proportional to 57,147,006.60, 78,875,348.13 and 35,139,444.30 is: 48,500,106.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,147,006.60 : 78,875,348.13 = 35,139,444.30 : x
  2. Step 2: Convert to fraction form
    57,147,006.60/78,875,348.13 = 35,139,444.30/x
  3. Step 3: Cross multiply
    57,147,006.60x = 78,875,348.13 × 35,139,444.30
  4. Step 4: Simplify right side
    57,147,006.60x = 2,771,635,902,257,244
  5. Step 5: Solve for x
    x = 2,771,635,902,257,244/57,147,006.60
  6. Step 6: Final answer
    x = 48,500,106.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.