Home / 40,518,459.02-55,915,607.24-21,933,594.11

Finding the Fourth Proportional to 40,518,459.02, 55,915,607.24 and 21,933,594.11

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Solution

The fourth proportional to 40,518,459.02, 55,915,607.24 and 21,933,594.11 is: 30,268,432.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,518,459.02 : 55,915,607.24 = 21,933,594.11 : x
  2. Step 2: Convert to fraction form
    40,518,459.02/55,915,607.24 = 21,933,594.11/x
  3. Step 3: Cross multiply
    40,518,459.02x = 55,915,607.24 × 21,933,594.11
  4. Step 4: Simplify right side
    40,518,459.02x = 1,226,430,233,728,665.50
  5. Step 5: Solve for x
    x = 1,226,430,233,728,665.50/40,518,459.02
  6. Step 6: Final answer
    x = 30,268,432.30

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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.