Home / 15,986,299.29-22,061,077.47-8,644,114.86

Finding the Fourth Proportional to 15,986,299.29, 22,061,077.47 and 8,644,114.86

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Solution

The fourth proportional to 15,986,299.29, 22,061,077.47 and 8,644,114.86 is: 11,928,870.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,986,299.29 : 22,061,077.47 = 8,644,114.86 : x
  2. Step 2: Convert to fraction form
    15,986,299.29/22,061,077.47 = 8,644,114.86/x
  3. Step 3: Cross multiply
    15,986,299.29x = 22,061,077.47 × 8,644,114.86
  4. Step 4: Simplify right side
    15,986,299.29x = 190,698,487,586,038.19
  5. Step 5: Solve for x
    x = 190,698,487,586,038.19/15,986,299.29
  6. Step 6: Final answer
    x = 11,928,870.10

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Why These Related Problems?

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