Home / 48,114,024.80-72,171,037.20-21,240,168.80

Finding the Fourth Proportional to 48,114,024.80, 72,171,037.20 and 21,240,168.80

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Solution

The fourth proportional to 48,114,024.80, 72,171,037.20 and 21,240,168.80 is: 31,860,253.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,114,024.80 : 72,171,037.20 = 21,240,168.80 : x
  2. Step 2: Convert to fraction form
    48,114,024.80/72,171,037.20 = 21,240,168.80/x
  3. Step 3: Cross multiply
    48,114,024.80x = 72,171,037.20 × 21,240,168.80
  4. Step 4: Simplify right side
    48,114,024.80x = 1,532,925,012,599,079.50
  5. Step 5: Solve for x
    x = 1,532,925,012,599,079.50/48,114,024.80
  6. Step 6: Final answer
    x = 31,860,253.20

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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.