Home / 30,176,031.06-45,264,461.72-8,610,625.76

Finding the Fourth Proportional to 30,176,031.06, 45,264,461.72 and 8,610,625.76

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Solution

The fourth proportional to 30,176,031.06, 45,264,461.72 and 8,610,625.76 is: 12,916,057.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,176,031.06 : 45,264,461.72 = 8,610,625.76 : x
  2. Step 2: Convert to fraction form
    30,176,031.06/45,264,461.72 = 8,610,625.76/x
  3. Step 3: Cross multiply
    30,176,031.06x = 45,264,461.72 × 8,610,625.76
  4. Step 4: Simplify right side
    30,176,031.06x = 389,755,339,829,390.56
  5. Step 5: Solve for x
    x = 389,755,339,829,390.56/30,176,031.06
  6. Step 6: Final answer
    x = 12,916,057.09

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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.