Home / 28,514,978.95-42,755,387.28-9,075,808.26

Finding the Fourth Proportional to 28,514,978.95, 42,755,387.28 and 9,075,808.26

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Solution

The fourth proportional to 28,514,978.95, 42,755,387.28 and 9,075,808.26 is: 13,608,275.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,514,978.95 : 42,755,387.28 = 9,075,808.26 : x
  2. Step 2: Convert to fraction form
    28,514,978.95/42,755,387.28 = 9,075,808.26/x
  3. Step 3: Cross multiply
    28,514,978.95x = 42,755,387.28 × 9,075,808.26
  4. Step 4: Simplify right side
    28,514,978.95x = 388,039,696,776,167
  5. Step 5: Solve for x
    x = 388,039,696,776,167/28,514,978.95
  6. Step 6: Final answer
    x = 13,608,275.76

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.