Home / 27,078,759.47-40,616,644.13-19,799,678.52

Finding the Fourth Proportional to 27,078,759.47, 40,616,644.13 and 19,799,678.52

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Solution

The fourth proportional to 27,078,759.47, 40,616,644.13 and 19,799,678.52 is: 29,698,424.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,078,759.47 : 40,616,644.13 = 19,799,678.52 : x
  2. Step 2: Convert to fraction form
    27,078,759.47/40,616,644.13 = 19,799,678.52/x
  3. Step 3: Cross multiply
    27,078,759.47x = 40,616,644.13 × 19,799,678.52
  4. Step 4: Simplify right side
    27,078,759.47x = 804,196,496,236,246.62
  5. Step 5: Solve for x
    x = 804,196,496,236,246.62/27,078,759.47
  6. Step 6: Final answer
    x = 29,698,424.60

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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.