Home / 52,256,661.52-72,114,473.28-28,736,714.90

Finding the Fourth Proportional to 52,256,661.52, 72,114,473.28 and 28,736,714.90

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Solution

The fourth proportional to 52,256,661.52, 72,114,473.28 and 28,736,714.90 is: 39,656,820.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,256,661.52 : 72,114,473.28 = 28,736,714.90 : x
  2. Step 2: Convert to fraction form
    52,256,661.52/72,114,473.28 = 28,736,714.90/x
  3. Step 3: Cross multiply
    52,256,661.52x = 72,114,473.28 × 28,736,714.90
  4. Step 4: Simplify right side
    52,256,661.52x = 2,072,333,058,811,027.75
  5. Step 5: Solve for x
    x = 2,072,333,058,811,027.75/52,256,661.52
  6. Step 6: Final answer
    x = 39,656,820.75

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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.