Home / 10,516,101.60-15,779,401.20-5,970,640.80

Finding the Fourth Proportional to 10,516,101.60, 15,779,401.20 and 5,970,640.80

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Solution

The fourth proportional to 10,516,101.60, 15,779,401.20 and 5,970,640.80 is: 8,958,941.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,516,101.60 : 15,779,401.20 = 5,970,640.80 : x
  2. Step 2: Convert to fraction form
    10,516,101.60/15,779,401.20 = 5,970,640.80/x
  3. Step 3: Cross multiply
    10,516,101.60x = 15,779,401.20 × 5,970,640.80
  4. Step 4: Simplify right side
    10,516,101.60x = 94,213,136,604,288.95
  5. Step 5: Solve for x
    x = 94,213,136,604,288.95/10,516,101.60
  6. Step 6: Final answer
    x = 8,958,941.27

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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.