Home / 14,423,447.34-19,904,360.31-7,897,078.08

Finding the Fourth Proportional to 14,423,447.34, 19,904,360.31 and 7,897,078.08

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Solution

The fourth proportional to 14,423,447.34, 19,904,360.31 and 7,897,078.08 is: 10,897,969.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,423,447.34 : 19,904,360.31 = 7,897,078.08 : x
  2. Step 2: Convert to fraction form
    14,423,447.34/19,904,360.31 = 7,897,078.08/x
  3. Step 3: Cross multiply
    14,423,447.34x = 19,904,360.31 × 7,897,078.08
  4. Step 4: Simplify right side
    14,423,447.34x = 157,186,287,500,523
  5. Step 5: Solve for x
    x = 157,186,287,500,523/14,423,447.34
  6. Step 6: Final answer
    x = 10,897,969.38

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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.