Home / 42,611,949.03-63,917,538.02-13,465,792.81

Finding the Fourth Proportional to 42,611,949.03, 63,917,538.02 and 13,465,792.81

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Solution

The fourth proportional to 42,611,949.03, 63,917,538.02 and 13,465,792.81 is: 20,198,567.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,611,949.03 : 63,917,538.02 = 13,465,792.81 : x
  2. Step 2: Convert to fraction form
    42,611,949.03/63,917,538.02 = 13,465,792.81/x
  3. Step 3: Cross multiply
    42,611,949.03x = 63,917,538.02 × 13,465,792.81
  4. Step 4: Simplify right side
    42,611,949.03x = 860,700,323,681,891.12
  5. Step 5: Solve for x
    x = 860,700,323,681,891.12/42,611,949.03
  6. Step 6: Final answer
    x = 20,198,567.38

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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.