Home / 66,434,125.20-99,651,187.80-37,258,014.30

Finding the Fourth Proportional to 66,434,125.20, 99,651,187.80 and 37,258,014.30

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Solution

The fourth proportional to 66,434,125.20, 99,651,187.80 and 37,258,014.30 is: 55,887,021.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,434,125.20 : 99,651,187.80 = 37,258,014.30 : x
  2. Step 2: Convert to fraction form
    66,434,125.20/99,651,187.80 = 37,258,014.30/x
  3. Step 3: Cross multiply
    66,434,125.20x = 99,651,187.80 × 37,258,014.30
  4. Step 4: Simplify right side
    66,434,125.20x = 3,712,805,380,064,385
  5. Step 5: Solve for x
    x = 3,712,805,380,064,385/66,434,125.20
  6. Step 6: Final answer
    x = 55,887,021.45

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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.