Home / 42,776,008.80-59,015,382.48-28,099,577.76

Finding the Fourth Proportional to 42,776,008.80, 59,015,382.48 and 28,099,577.76

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Solution

The fourth proportional to 42,776,008.80, 59,015,382.48 and 28,099,577.76 is: 38,767,229.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,776,008.80 : 59,015,382.48 = 28,099,577.76 : x
  2. Step 2: Convert to fraction form
    42,776,008.80/59,015,382.48 = 28,099,577.76/x
  3. Step 3: Cross multiply
    42,776,008.80x = 59,015,382.48 × 28,099,577.76
  4. Step 4: Simplify right side
    42,776,008.80x = 1,658,307,329,032,901.75
  5. Step 5: Solve for x
    x = 1,658,307,329,032,901.75/42,776,008.80
  6. Step 6: Final answer
    x = 38,767,229.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.