Home / 48,569,758.04-72,846,656.90-17,438,970.78

Finding the Fourth Proportional to 48,569,758.04, 72,846,656.90 and 17,438,970.78

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Solution

The fourth proportional to 48,569,758.04, 72,846,656.90 and 17,438,970.78 is: 26,155,590.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,569,758.04 : 72,846,656.90 = 17,438,970.78 : x
  2. Step 2: Convert to fraction form
    48,569,758.04/72,846,656.90 = 17,438,970.78/x
  3. Step 3: Cross multiply
    48,569,758.04x = 72,846,656.90 × 17,438,970.78
  4. Step 4: Simplify right side
    48,569,758.04x = 1,270,370,721,012,590.50
  5. Step 5: Solve for x
    x = 1,270,370,721,012,590.50/48,569,758.04
  6. Step 6: Final answer
    x = 26,155,590.89

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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.