Home / 20,852,599.30-31,281,851.40-6,474,167.80

Finding the Fourth Proportional to 20,852,599.30, 31,281,851.40 and 6,474,167.80

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Solution

The fourth proportional to 20,852,599.30, 31,281,851.40 and 6,474,167.80 is: 9,712,168.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,852,599.30 : 31,281,851.40 = 6,474,167.80 : x
  2. Step 2: Convert to fraction form
    20,852,599.30/31,281,851.40 = 6,474,167.80/x
  3. Step 3: Cross multiply
    20,852,599.30x = 31,281,851.40 × 6,474,167.80
  4. Step 4: Simplify right side
    20,852,599.30x = 202,523,955,058,264.91
  5. Step 5: Solve for x
    x = 202,523,955,058,264.91/20,852,599.30
  6. Step 6: Final answer
    x = 9,712,168.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.