Home / 5,712,907.20-8,563,312.80-2,116,363.20

Finding the Fourth Proportional to 5,712,907.20, 8,563,312.80 and 2,116,363.20

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Solution

The fourth proportional to 5,712,907.20, 8,563,312.80 and 2,116,363.20 is: 3,172,304.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,712,907.20 : 8,563,312.80 = 2,116,363.20 : x
  2. Step 2: Convert to fraction form
    5,712,907.20/8,563,312.80 = 2,116,363.20/x
  3. Step 3: Cross multiply
    5,712,907.20x = 8,563,312.80 × 2,116,363.20
  4. Step 4: Simplify right side
    5,712,907.20x = 18,123,080,080,008.96
  5. Step 5: Solve for x
    x = 18,123,080,080,008.96/5,712,907.20
  6. Step 6: Final answer
    x = 3,172,304.30

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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.