Home / 12,214,985.84-16,863,224.76-9,418,000.25

Finding the Fourth Proportional to 12,214,985.84, 16,863,224.76 and 9,418,000.25

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Solution

The fourth proportional to 12,214,985.84, 16,863,224.76 and 9,418,000.25 is: 13,001,886.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,214,985.84 : 16,863,224.76 = 9,418,000.25 : x
  2. Step 2: Convert to fraction form
    12,214,985.84/16,863,224.76 = 9,418,000.25/x
  3. Step 3: Cross multiply
    12,214,985.84x = 16,863,224.76 × 9,418,000.25
  4. Step 4: Simplify right side
    12,214,985.84x = 158,817,854,921,170.06
  5. Step 5: Solve for x
    x = 158,817,854,921,170.06/12,214,985.84
  6. Step 6: Final answer
    x = 13,001,886.13

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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.