Home / 14,752,054.12-20,357,331.78-8,136,904.72

Finding the Fourth Proportional to 14,752,054.12, 20,357,331.78 and 8,136,904.72

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Solution

The fourth proportional to 14,752,054.12, 20,357,331.78 and 8,136,904.72 is: 11,228,651.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,752,054.12 : 20,357,331.78 = 8,136,904.72 : x
  2. Step 2: Convert to fraction form
    14,752,054.12/20,357,331.78 = 8,136,904.72/x
  3. Step 3: Cross multiply
    14,752,054.12x = 20,357,331.78 × 8,136,904.72
  4. Step 4: Simplify right side
    14,752,054.12x = 165,645,669,047,288
  5. Step 5: Solve for x
    x = 165,645,669,047,288/14,752,054.12
  6. Step 6: Final answer
    x = 11,228,651.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.