Home / 28,468,916.40-42,703,374.60-27,146,218.80

Finding the Fourth Proportional to 28,468,916.40, 42,703,374.60 and 27,146,218.80

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Solution

The fourth proportional to 28,468,916.40, 42,703,374.60 and 27,146,218.80 is: 40,719,328.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,468,916.40 : 42,703,374.60 = 27,146,218.80 : x
  2. Step 2: Convert to fraction form
    28,468,916.40/42,703,374.60 = 27,146,218.80/x
  3. Step 3: Cross multiply
    28,468,916.40x = 42,703,374.60 × 27,146,218.80
  4. Step 4: Simplify right side
    28,468,916.40x = 1,159,235,150,389,962.50
  5. Step 5: Solve for x
    x = 1,159,235,150,389,962.50/28,468,916.40
  6. Step 6: Final answer
    x = 40,719,328.20

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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.