Home / 27,887,266.04-38,443,866.65-19,488,560.85

Finding the Fourth Proportional to 27,887,266.04, 38,443,866.65 and 19,488,560.85

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Solution

The fourth proportional to 27,887,266.04, 38,443,866.65 and 19,488,560.85 is: 26,865,868.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,887,266.04 : 38,443,866.65 = 19,488,560.85 : x
  2. Step 2: Convert to fraction form
    27,887,266.04/38,443,866.65 = 19,488,560.85/x
  3. Step 3: Cross multiply
    27,887,266.04x = 38,443,866.65 × 19,488,560.85
  4. Step 4: Simplify right side
    27,887,266.04x = 749,215,634,420,368
  5. Step 5: Solve for x
    x = 749,215,634,420,368/27,887,266.04
  6. Step 6: Final answer
    x = 26,865,868.94

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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.