Home / 15,677,031.40-23,515,547.10-8,946,125.80

Finding the Fourth Proportional to 15,677,031.40, 23,515,547.10 and 8,946,125.80

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Solution

The fourth proportional to 15,677,031.40, 23,515,547.10 and 8,946,125.80 is: 13,419,188.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,677,031.40 : 23,515,547.10 = 8,946,125.80 : x
  2. Step 2: Convert to fraction form
    15,677,031.40/23,515,547.10 = 8,946,125.80/x
  3. Step 3: Cross multiply
    15,677,031.40x = 23,515,547.10 × 8,946,125.80
  4. Step 4: Simplify right side
    15,677,031.40x = 210,373,042,612,425.22
  5. Step 5: Solve for x
    x = 210,373,042,612,425.22/15,677,031.40
  6. Step 6: Final answer
    x = 13,419,188.70

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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.