Home / 55,612,002.70-83,418,004.05-38,605,890.70

Finding the Fourth Proportional to 55,612,002.70, 83,418,004.05 and 38,605,890.70

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Solution

The fourth proportional to 55,612,002.70, 83,418,004.05 and 38,605,890.70 is: 57,908,836.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,612,002.70 : 83,418,004.05 = 38,605,890.70 : x
  2. Step 2: Convert to fraction form
    55,612,002.70/83,418,004.05 = 38,605,890.70/x
  3. Step 3: Cross multiply
    55,612,002.70x = 83,418,004.05 × 38,605,890.70
  4. Step 4: Simplify right side
    55,612,002.70x = 3,220,426,346,766,457.50
  5. Step 5: Solve for x
    x = 3,220,426,346,766,457.50/55,612,002.70
  6. Step 6: Final answer
    x = 57,908,836.05

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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.