Home / 23,029,888.72-31,769,767.44-13,730,900.56

Finding the Fourth Proportional to 23,029,888.72, 31,769,767.44 and 13,730,900.56

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Solution

The fourth proportional to 23,029,888.72, 31,769,767.44 and 13,730,900.56 is: 18,941,798.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,029,888.72 : 31,769,767.44 = 13,730,900.56 : x
  2. Step 2: Convert to fraction form
    23,029,888.72/31,769,767.44 = 13,730,900.56/x
  3. Step 3: Cross multiply
    23,029,888.72x = 31,769,767.44 × 13,730,900.56
  4. Step 4: Simplify right side
    23,029,888.72x = 436,227,517,532,965.81
  5. Step 5: Solve for x
    x = 436,227,517,532,965.81/23,029,888.72
  6. Step 6: Final answer
    x = 18,941,798.76

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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.