Home / 89,714,901.02-134,572,351.71-21,557,592.86

Finding the Fourth Proportional to 89,714,901.02, 134,572,351.71 and 21,557,592.86

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Solution

The fourth proportional to 89,714,901.02, 134,572,351.71 and 21,557,592.86 is: 32,336,389.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,714,901.02 : 134,572,351.71 = 21,557,592.86 : x
  2. Step 2: Convert to fraction form
    89,714,901.02/134,572,351.71 = 21,557,592.86/x
  3. Step 3: Cross multiply
    89,714,901.02x = 134,572,351.71 × 21,557,592.86
  4. Step 4: Simplify right side
    89,714,901.02x = 2,901,055,968,376,905
  5. Step 5: Solve for x
    x = 2,901,055,968,376,905/89,714,901.02
  6. Step 6: Final answer
    x = 32,336,389.33

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1.5x scale

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.