Home / 27,403,376.25-37,807,348.14-15,634,189.83

Finding the Fourth Proportional to 27,403,376.25, 37,807,348.14 and 15,634,189.83

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Solution

The fourth proportional to 27,403,376.25, 37,807,348.14 and 15,634,189.83 is: 21,569,869.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,403,376.25 : 37,807,348.14 = 15,634,189.83 : x
  2. Step 2: Convert to fraction form
    27,403,376.25/37,807,348.14 = 15,634,189.83/x
  3. Step 3: Cross multiply
    27,403,376.25x = 37,807,348.14 × 15,634,189.83
  4. Step 4: Simplify right side
    27,403,376.25x = 591,087,257,789,657.38
  5. Step 5: Solve for x
    x = 591,087,257,789,657.38/27,403,376.25
  6. Step 6: Final answer
    x = 21,569,869.80

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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.