Home / 15,462,700.20-23,146,811.10-12,061,477.80

Finding the Fourth Proportional to 15,462,700.20, 23,146,811.10 and 12,061,477.80

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Solution

The fourth proportional to 15,462,700.20, 23,146,811.10 and 12,061,477.80 is: 18,055,368.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,462,700.20 : 23,146,811.10 = 12,061,477.80 : x
  2. Step 2: Convert to fraction form
    15,462,700.20/23,146,811.10 = 12,061,477.80/x
  3. Step 3: Cross multiply
    15,462,700.20x = 23,146,811.10 × 12,061,477.80
  4. Step 4: Simplify right side
    15,462,700.20x = 279,184,748,223,443.62
  5. Step 5: Solve for x
    x = 279,184,748,223,443.62/15,462,700.20
  6. Step 6: Final answer
    x = 18,055,368.38

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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.