Home / 13,104,005.10-19,656,007.65-9,915,359.10

Finding the Fourth Proportional to 13,104,005.10, 19,656,007.65 and 9,915,359.10

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Solution

The fourth proportional to 13,104,005.10, 19,656,007.65 and 9,915,359.10 is: 14,873,038.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,104,005.10 : 19,656,007.65 = 9,915,359.10 : x
  2. Step 2: Convert to fraction form
    13,104,005.10/19,656,007.65 = 9,915,359.10/x
  3. Step 3: Cross multiply
    13,104,005.10x = 19,656,007.65 × 9,915,359.10
  4. Step 4: Simplify right side
    13,104,005.10x = 194,896,374,322,097.09
  5. Step 5: Solve for x
    x = 194,896,374,322,097.09/13,104,005.10
  6. Step 6: Final answer
    x = 14,873,038.65

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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.