Home / 15,412,047.02-21,268,624.50-8,536,971.95

Finding the Fourth Proportional to 15,412,047.02, 21,268,624.50 and 8,536,971.95

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Solution

The fourth proportional to 15,412,047.02, 21,268,624.50 and 8,536,971.95 is: 11,781,021.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,412,047.02 : 21,268,624.50 = 8,536,971.95 : x
  2. Step 2: Convert to fraction form
    15,412,047.02/21,268,624.50 = 8,536,971.95/x
  3. Step 3: Cross multiply
    15,412,047.02x = 21,268,624.50 × 8,536,971.95
  4. Step 4: Simplify right side
    15,412,047.02x = 181,569,650,665,239.66
  5. Step 5: Solve for x
    x = 181,569,650,665,239.66/15,412,047.02
  6. Step 6: Final answer
    x = 11,781,021.07

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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.