Home / 67,806,931.40-101,766,384.30-31,471,238.60

Finding the Fourth Proportional to 67,806,931.40, 101,766,384.30 and 31,471,238.60

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Solution

The fourth proportional to 67,806,931.40, 101,766,384.30 and 31,471,238.60 is: 47,232,843.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,806,931.40 : 101,766,384.30 = 31,471,238.60 : x
  2. Step 2: Convert to fraction form
    67,806,931.40/101,766,384.30 = 31,471,238.60/x
  3. Step 3: Cross multiply
    67,806,931.40x = 101,766,384.30 × 31,471,238.60
  4. Step 4: Simplify right side
    67,806,931.40x = 3,202,714,161,764,594
  5. Step 5: Solve for x
    x = 3,202,714,161,764,594/67,806,931.40
  6. Step 6: Final answer
    x = 47,232,843.25

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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.