Home / 10,116,643.10-15,174,964.65-9,053,761.10

Finding the Fourth Proportional to 10,116,643.10, 15,174,964.65 and 9,053,761.10

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Solution

The fourth proportional to 10,116,643.10, 15,174,964.65 and 9,053,761.10 is: 13,580,641.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,116,643.10 : 15,174,964.65 = 9,053,761.10 : x
  2. Step 2: Convert to fraction form
    10,116,643.10/15,174,964.65 = 9,053,761.10/x
  3. Step 3: Cross multiply
    10,116,643.10x = 15,174,964.65 × 9,053,761.10
  4. Step 4: Simplify right side
    10,116,643.10x = 137,390,504,642,045.11
  5. Step 5: Solve for x
    x = 137,390,504,642,045.11/10,116,643.10
  6. Step 6: Final answer
    x = 13,580,641.65

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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.