Home / 25,231,836.83-34,819,929.47-13,629,400.61

Finding the Fourth Proportional to 25,231,836.83, 34,819,929.47 and 13,629,400.61

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Solution

The fourth proportional to 25,231,836.83, 34,819,929.47 and 13,629,400.61 is: 18,808,569.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,231,836.83 : 34,819,929.47 = 13,629,400.61 : x
  2. Step 2: Convert to fraction form
    25,231,836.83/34,819,929.47 = 13,629,400.61/x
  3. Step 3: Cross multiply
    25,231,836.83x = 34,819,929.47 × 13,629,400.61
  4. Step 4: Simplify right side
    25,231,836.83x = 474,574,767,818,548.81
  5. Step 5: Solve for x
    x = 474,574,767,818,548.81/25,231,836.83
  6. Step 6: Final answer
    x = 18,808,569.95

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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.