Home / 15,971,601.42-22,014,988.11-12,480,873.30

Finding the Fourth Proportional to 15,971,601.42, 22,014,988.11 and 12,480,873.30

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Solution

The fourth proportional to 15,971,601.42, 22,014,988.11 and 12,480,873.30 is: 17,203,426.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,971,601.42 : 22,014,988.11 = 12,480,873.30 : x
  2. Step 2: Convert to fraction form
    15,971,601.42/22,014,988.11 = 12,480,873.30/x
  3. Step 3: Cross multiply
    15,971,601.42x = 22,014,988.11 × 12,480,873.30
  4. Step 4: Simplify right side
    15,971,601.42x = 274,766,277,301,916.47
  5. Step 5: Solve for x
    x = 274,766,277,301,916.47/15,971,601.42
  6. Step 6: Final answer
    x = 17,203,426.89

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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.