Home / 15,017,272.02-20,723,710.41-8,492,182.74

Finding the Fourth Proportional to 15,017,272.02, 20,723,710.41 and 8,492,182.74

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Solution

The fourth proportional to 15,017,272.02, 20,723,710.41 and 8,492,182.74 is: 11,719,141.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,017,272.02 : 20,723,710.41 = 8,492,182.74 : x
  2. Step 2: Convert to fraction form
    15,017,272.02/20,723,710.41 = 8,492,182.74/x
  3. Step 3: Cross multiply
    15,017,272.02x = 20,723,710.41 × 8,492,182.74
  4. Step 4: Simplify right side
    15,017,272.02x = 175,989,535,852,560.34
  5. Step 5: Solve for x
    x = 175,989,535,852,560.34/15,017,272.02
  6. Step 6: Final answer
    x = 11,719,141.51

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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.