Home / 25,508,776.22-38,285,274.52-13,386,803.84

Finding the Fourth Proportional to 25,508,776.22, 38,285,274.52 and 13,386,803.84

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Solution

The fourth proportional to 25,508,776.22, 38,285,274.52 and 13,386,803.84 is: 20,091,809.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,508,776.22 : 38,285,274.52 = 13,386,803.84 : x
  2. Step 2: Convert to fraction form
    25,508,776.22/38,285,274.52 = 13,386,803.84/x
  3. Step 3: Cross multiply
    25,508,776.22x = 38,285,274.52 × 13,386,803.84
  4. Step 4: Simplify right side
    25,508,776.22x = 512,517,459,959,790.19
  5. Step 5: Solve for x
    x = 512,517,459,959,790.19/25,508,776.22
  6. Step 6: Final answer
    x = 20,091,809.01

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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.