Home / 27,191,700.07-40,772,641.85-10,780,359.12

Finding the Fourth Proportional to 27,191,700.07, 40,772,641.85 and 10,780,359.12

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Solution

The fourth proportional to 27,191,700.07, 40,772,641.85 and 10,780,359.12 is: 16,164,628.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,191,700.07 : 40,772,641.85 = 10,780,359.12 : x
  2. Step 2: Convert to fraction form
    27,191,700.07/40,772,641.85 = 10,780,359.12/x
  3. Step 3: Cross multiply
    27,191,700.07x = 40,772,641.85 × 10,780,359.12
  4. Step 4: Simplify right side
    27,191,700.07x = 439,543,721,400,665.69
  5. Step 5: Solve for x
    x = 439,543,721,400,665.69/27,191,700.07
  6. Step 6: Final answer
    x = 16,164,628.19

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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.