Home / 28,223,497.92-38,965,123.52-17,778,468

Finding the Fourth Proportional to 28,223,497.92, 38,965,123.52 and 17,778,468

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Solution

The fourth proportional to 28,223,497.92, 38,965,123.52 and 17,778,468 is: 24,544,803.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,223,497.92 : 38,965,123.52 = 17,778,468 : x
  2. Step 2: Convert to fraction form
    28,223,497.92/38,965,123.52 = 17,778,468/x
  3. Step 3: Cross multiply
    28,223,497.92x = 38,965,123.52 × 17,778,468
  4. Step 4: Simplify right side
    28,223,497.92x = 692,740,201,616,367.38
  5. Step 5: Solve for x
    x = 692,740,201,616,367.38/28,223,497.92
  6. Step 6: Final answer
    x = 24,544,803.18

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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.