Home / 66,434,675.80-99,676,896.90-26,074,125.40

Finding the Fourth Proportional to 66,434,675.80, 99,676,896.90 and 26,074,125.40

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Solution

The fourth proportional to 66,434,675.80, 99,676,896.90 and 26,074,125.40 is: 39,120,954.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,434,675.80 : 99,676,896.90 = 26,074,125.40 : x
  2. Step 2: Convert to fraction form
    66,434,675.80/99,676,896.90 = 26,074,125.40/x
  3. Step 3: Cross multiply
    66,434,675.80x = 99,676,896.90 × 26,074,125.40
  4. Step 4: Simplify right side
    66,434,675.80x = 2,598,987,909,253,471.50
  5. Step 5: Solve for x
    x = 2,598,987,909,253,471.50/66,434,675.80
  6. Step 6: Final answer
    x = 39,120,954.20

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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.