Home / 66,010,417.80-99,015,543.27-25,069,780.68

Finding the Fourth Proportional to 66,010,417.80, 99,015,543.27 and 25,069,780.68

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Solution

The fourth proportional to 66,010,417.80, 99,015,543.27 and 25,069,780.68 is: 37,604,639.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,010,417.80 : 99,015,543.27 = 25,069,780.68 : x
  2. Step 2: Convert to fraction form
    66,010,417.80/99,015,543.27 = 25,069,780.68/x
  3. Step 3: Cross multiply
    66,010,417.80x = 99,015,543.27 × 25,069,780.68
  4. Step 4: Simplify right side
    66,010,417.80x = 2,482,297,953,689,950
  5. Step 5: Solve for x
    x = 2,482,297,953,689,950/66,010,417.80
  6. Step 6: Final answer
    x = 37,604,639.33

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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.