Home / 14,317,810.30-19,758,816.03-7,791,714.82

Finding the Fourth Proportional to 14,317,810.30, 19,758,816.03 and 7,791,714.82

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Solution

The fourth proportional to 14,317,810.30, 19,758,816.03 and 7,791,714.82 is: 10,752,695.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,317,810.30 : 19,758,816.03 = 7,791,714.82 : x
  2. Step 2: Convert to fraction form
    14,317,810.30/19,758,816.03 = 7,791,714.82/x
  3. Step 3: Cross multiply
    14,317,810.30x = 19,758,816.03 × 7,791,714.82
  4. Step 4: Simplify right side
    14,317,810.30x = 153,955,059,686,604.59
  5. Step 5: Solve for x
    x = 153,955,059,686,604.59/14,317,810.30
  6. Step 6: Final answer
    x = 10,752,695.87

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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.