Home / 10,165,755.47-14,016,888.72-7,582,952.21

Finding the Fourth Proportional to 10,165,755.47, 14,016,888.72 and 7,582,952.21

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Solution

The fourth proportional to 10,165,755.47, 14,016,888.72 and 7,582,952.21 is: 10,455,631.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,165,755.47 : 14,016,888.72 = 7,582,952.21 : x
  2. Step 2: Convert to fraction form
    10,165,755.47/14,016,888.72 = 7,582,952.21/x
  3. Step 3: Cross multiply
    10,165,755.47x = 14,016,888.72 × 7,582,952.21
  4. Step 4: Simplify right side
    10,165,755.47x = 106,289,397,226,563.64
  5. Step 5: Solve for x
    x = 106,289,397,226,563.64/10,165,755.47
  6. Step 6: Final answer
    x = 10,455,631.91

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1.5x scale

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.