Home / 28,636,085.02-39,517,647.86-15,583,437.35

Finding the Fourth Proportional to 28,636,085.02, 39,517,647.86 and 15,583,437.35

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Solution

The fourth proportional to 28,636,085.02, 39,517,647.86 and 15,583,437.35 is: 21,505,062.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,636,085.02 : 39,517,647.86 = 15,583,437.35 : x
  2. Step 2: Convert to fraction form
    28,636,085.02/39,517,647.86 = 15,583,437.35/x
  3. Step 3: Cross multiply
    28,636,085.02x = 39,517,647.86 × 15,583,437.35
  4. Step 4: Simplify right side
    28,636,085.02x = 615,820,789,592,932.62
  5. Step 5: Solve for x
    x = 615,820,789,592,932.62/28,636,085.02
  6. Step 6: Final answer
    x = 21,505,062.20

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