Home / 19,586,253.85-27,000,543.48-13,687,574.38

Finding the Fourth Proportional to 19,586,253.85, 27,000,543.48 and 13,687,574.38

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Solution

The fourth proportional to 19,586,253.85, 27,000,543.48 and 13,687,574.38 is: 18,868,945.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,586,253.85 : 27,000,543.48 = 13,687,574.38 : x
  2. Step 2: Convert to fraction form
    19,586,253.85/27,000,543.48 = 13,687,574.38/x
  3. Step 3: Cross multiply
    19,586,253.85x = 27,000,543.48 × 13,687,574.38
  4. Step 4: Simplify right side
    19,586,253.85x = 369,571,947,182,924.06
  5. Step 5: Solve for x
    x = 369,571,947,182,924.06/19,586,253.85
  6. Step 6: Final answer
    x = 18,868,945.03

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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.