Home / 31,776,259.20-43,849,946.40-18,024,928.16

Finding the Fourth Proportional to 31,776,259.20, 43,849,946.40 and 18,024,928.16

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Solution

The fourth proportional to 31,776,259.20, 43,849,946.40 and 18,024,928.16 is: 24,873,668.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,776,259.20 : 43,849,946.40 = 18,024,928.16 : x
  2. Step 2: Convert to fraction form
    31,776,259.20/43,849,946.40 = 18,024,928.16/x
  3. Step 3: Cross multiply
    31,776,259.20x = 43,849,946.40 × 18,024,928.16
  4. Step 4: Simplify right side
    31,776,259.20x = 790,392,133,679,850.62
  5. Step 5: Solve for x
    x = 790,392,133,679,850.62/31,776,259.20
  6. Step 6: Final answer
    x = 24,873,668.38

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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.