Home / 15,408,005.20-23,112,007.80-10,929,029.20

Finding the Fourth Proportional to 15,408,005.20, 23,112,007.80 and 10,929,029.20

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Solution

The fourth proportional to 15,408,005.20, 23,112,007.80 and 10,929,029.20 is: 16,393,543.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,408,005.20 : 23,112,007.80 = 10,929,029.20 : x
  2. Step 2: Convert to fraction form
    15,408,005.20/23,112,007.80 = 10,929,029.20/x
  3. Step 3: Cross multiply
    15,408,005.20x = 23,112,007.80 × 10,929,029.20
  4. Step 4: Simplify right side
    15,408,005.20x = 252,591,808,116,827.75
  5. Step 5: Solve for x
    x = 252,591,808,116,827.75/15,408,005.20
  6. Step 6: Final answer
    x = 16,393,543.80

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1.5x scale

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.