Home / 27,886,984.98-38,484,972.70-15,497,600.59

Finding the Fourth Proportional to 27,886,984.98, 38,484,972.70 and 15,497,600.59

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Solution

The fourth proportional to 27,886,984.98, 38,484,972.70 and 15,497,600.59 is: 21,387,207.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,886,984.98 : 38,484,972.70 = 15,497,600.59 : x
  2. Step 2: Convert to fraction form
    27,886,984.98/38,484,972.70 = 15,497,600.59/x
  3. Step 3: Cross multiply
    27,886,984.98x = 38,484,972.70 × 15,497,600.59
  4. Step 4: Simplify right side
    27,886,984.98x = 596,424,735,631,016.12
  5. Step 5: Solve for x
    x = 596,424,735,631,016.12/27,886,984.98
  6. Step 6: Final answer
    x = 21,387,207.55

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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.