Home / 52,095,920.16-71,887,658.88-28,890,975.36

Finding the Fourth Proportional to 52,095,920.16, 71,887,658.88 and 28,890,975.36

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Solution

The fourth proportional to 52,095,920.16, 71,887,658.88 and 28,890,975.36 is: 39,866,933.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,095,920.16 : 71,887,658.88 = 28,890,975.36 : x
  2. Step 2: Convert to fraction form
    52,095,920.16/71,887,658.88 = 28,890,975.36/x
  3. Step 3: Cross multiply
    52,095,920.16x = 71,887,658.88 × 28,890,975.36
  4. Step 4: Simplify right side
    52,095,920.16x = 2,076,904,581,390,165
  5. Step 5: Solve for x
    x = 2,076,904,581,390,165/52,095,920.16
  6. Step 6: Final answer
    x = 39,866,933.44

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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.