Home / 27,592,377.12-38,078,655.12-15,369,239.52

Finding the Fourth Proportional to 27,592,377.12, 38,078,655.12 and 15,369,239.52

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Solution

The fourth proportional to 27,592,377.12, 38,078,655.12 and 15,369,239.52 is: 21,210,204.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,592,377.12 : 38,078,655.12 = 15,369,239.52 : x
  2. Step 2: Convert to fraction form
    27,592,377.12/38,078,655.12 = 15,369,239.52/x
  3. Step 3: Cross multiply
    27,592,377.12x = 38,078,655.12 × 15,369,239.52
  4. Step 4: Simplify right side
    27,592,377.12x = 585,239,971,138,754.25
  5. Step 5: Solve for x
    x = 585,239,971,138,754.25/27,592,377.12
  6. Step 6: Final answer
    x = 21,210,204.85

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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.