Home / 25,268,478.40-34,870,500.23-13,666,041.91

Finding the Fourth Proportional to 25,268,478.40, 34,870,500.23 and 13,666,041.91

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Solution

The fourth proportional to 25,268,478.40, 34,870,500.23 and 13,666,041.91 is: 18,859,137.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,268,478.40 : 34,870,500.23 = 13,666,041.91 : x
  2. Step 2: Convert to fraction form
    25,268,478.40/34,870,500.23 = 13,666,041.91/x
  3. Step 3: Cross multiply
    25,268,478.40x = 34,870,500.23 × 13,666,041.91
  4. Step 4: Simplify right side
    25,268,478.40x = 476,541,717,565,844.62
  5. Step 5: Solve for x
    x = 476,541,717,565,844.62/25,268,478.40
  6. Step 6: Final answer
    x = 18,859,137.86

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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.