Home / 64,378,177.80-96,567,266.70-38,806,024.20

Finding the Fourth Proportional to 64,378,177.80, 96,567,266.70 and 38,806,024.20

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Solution

The fourth proportional to 64,378,177.80, 96,567,266.70 and 38,806,024.20 is: 58,209,036.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,378,177.80 : 96,567,266.70 = 38,806,024.20 : x
  2. Step 2: Convert to fraction form
    64,378,177.80/96,567,266.70 = 38,806,024.20/x
  3. Step 3: Cross multiply
    64,378,177.80x = 96,567,266.70 × 38,806,024.20
  4. Step 4: Simplify right side
    64,378,177.80x = 3,747,391,688,488,054.50
  5. Step 5: Solve for x
    x = 3,747,391,688,488,054.50/64,378,177.80
  6. Step 6: Final answer
    x = 58,209,036.30

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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.