Home / 18,429,534.94-25,433,298.74-10,057,445.28

Finding the Fourth Proportional to 18,429,534.94, 25,433,298.74 and 10,057,445.28

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Solution

The fourth proportional to 18,429,534.94, 25,433,298.74 and 10,057,445.28 is: 13,879,569.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,429,534.94 : 25,433,298.74 = 10,057,445.28 : x
  2. Step 2: Convert to fraction form
    18,429,534.94/25,433,298.74 = 10,057,445.28/x
  3. Step 3: Cross multiply
    18,429,534.94x = 25,433,298.74 × 10,057,445.28
  4. Step 4: Simplify right side
    18,429,534.94x = 255,794,010,367,442.91
  5. Step 5: Solve for x
    x = 255,794,010,367,442.91/18,429,534.94
  6. Step 6: Final answer
    x = 13,879,569.46

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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.