Home / 15,595,720.95-21,520,650.51-8,626,248.48

Finding the Fourth Proportional to 15,595,720.95, 21,520,650.51 and 8,626,248.48

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Solution

The fourth proportional to 15,595,720.95, 21,520,650.51 and 8,626,248.48 is: 11,903,423.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,595,720.95 : 21,520,650.51 = 8,626,248.48 : x
  2. Step 2: Convert to fraction form
    15,595,720.95/21,520,650.51 = 8,626,248.48/x
  3. Step 3: Cross multiply
    15,595,720.95x = 21,520,650.51 × 8,626,248.48
  4. Step 4: Simplify right side
    15,595,720.95x = 185,642,478,750,498.75
  5. Step 5: Solve for x
    x = 185,642,478,750,498.75/15,595,720.95
  6. Step 6: Final answer
    x = 11,903,423.98

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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.