Home / 48,114,025.80-72,171,038.70-21,240,169.80

Finding the Fourth Proportional to 48,114,025.80, 72,171,038.70 and 21,240,169.80

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Solution

The fourth proportional to 48,114,025.80, 72,171,038.70 and 21,240,169.80 is: 31,860,254.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,114,025.80 : 72,171,038.70 = 21,240,169.80 : x
  2. Step 2: Convert to fraction form
    48,114,025.80/72,171,038.70 = 21,240,169.80/x
  3. Step 3: Cross multiply
    48,114,025.80x = 72,171,038.70 × 21,240,169.80
  4. Step 4: Simplify right side
    48,114,025.80x = 1,532,925,116,630,371.50
  5. Step 5: Solve for x
    x = 1,532,925,116,630,371.50/48,114,025.80
  6. Step 6: Final answer
    x = 31,860,254.70

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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.