Home / 15,541,607.20-23,312,410.80-12,140,384.80

Finding the Fourth Proportional to 15,541,607.20, 23,312,410.80 and 12,140,384.80

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Solution

The fourth proportional to 15,541,607.20, 23,312,410.80 and 12,140,384.80 is: 18,210,577.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,541,607.20 : 23,312,410.80 = 12,140,384.80 : x
  2. Step 2: Convert to fraction form
    15,541,607.20/23,312,410.80 = 12,140,384.80/x
  3. Step 3: Cross multiply
    15,541,607.20x = 23,312,410.80 × 12,140,384.80
  4. Step 4: Simplify right side
    15,541,607.20x = 283,021,637,727,675.88
  5. Step 5: Solve for x
    x = 283,021,637,727,675.88/15,541,607.20
  6. Step 6: Final answer
    x = 18,210,577.20

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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.