Home / 9,505,743.17-13,117,932.45-5,154,828.35

Finding the Fourth Proportional to 9,505,743.17, 13,117,932.45 and 5,154,828.35

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Solution

The fourth proportional to 9,505,743.17, 13,117,932.45 and 5,154,828.35 is: 7,113,666.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,505,743.17 : 13,117,932.45 = 5,154,828.35 : x
  2. Step 2: Convert to fraction form
    9,505,743.17/13,117,932.45 = 5,154,828.35/x
  3. Step 3: Cross multiply
    9,505,743.17x = 13,117,932.45 × 5,154,828.35
  4. Step 4: Simplify right side
    9,505,743.17x = 67,620,690,021,055.29
  5. Step 5: Solve for x
    x = 67,620,690,021,055.29/9,505,743.17
  6. Step 6: Final answer
    x = 7,113,666.85

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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.