Home / 12,476,385.30-18,714,577.95-11,011,970.10

Finding the Fourth Proportional to 12,476,385.30, 18,714,577.95 and 11,011,970.10

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Solution

The fourth proportional to 12,476,385.30, 18,714,577.95 and 11,011,970.10 is: 16,517,955.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,476,385.30 : 18,714,577.95 = 11,011,970.10 : x
  2. Step 2: Convert to fraction form
    12,476,385.30/18,714,577.95 = 11,011,970.10/x
  3. Step 3: Cross multiply
    12,476,385.30x = 18,714,577.95 × 11,011,970.10
  4. Step 4: Simplify right side
    12,476,385.30x = 206,084,372,819,519.28
  5. Step 5: Solve for x
    x = 206,084,372,819,519.28/12,476,385.30
  6. Step 6: Final answer
    x = 16,517,955.15

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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.