Home / 53,822,890.80-80,679,223.80-26,487,140.40

Finding the Fourth Proportional to 53,822,890.80, 80,679,223.80 and 26,487,140.40

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Solution

The fourth proportional to 53,822,890.80, 80,679,223.80 and 26,487,140.40 is: 39,703,588.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,822,890.80 : 80,679,223.80 = 26,487,140.40 : x
  2. Step 2: Convert to fraction form
    53,822,890.80/80,679,223.80 = 26,487,140.40/x
  3. Step 3: Cross multiply
    53,822,890.80x = 80,679,223.80 × 26,487,140.40
  4. Step 4: Simplify right side
    53,822,890.80x = 2,136,961,928,153,621.25
  5. Step 5: Solve for x
    x = 2,136,961,928,153,621.25/53,822,890.80
  6. Step 6: Final answer
    x = 39,703,588.87

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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.