Home / 89,714,907.02-134,572,360.72-21,557,598.86

Finding the Fourth Proportional to 89,714,907.02, 134,572,360.72 and 21,557,598.86

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Solution

The fourth proportional to 89,714,907.02, 134,572,360.72 and 21,557,598.86 is: 32,336,398.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,714,907.02 : 134,572,360.72 = 21,557,598.86 : x
  2. Step 2: Convert to fraction form
    89,714,907.02/134,572,360.72 = 21,557,598.86/x
  3. Step 3: Cross multiply
    89,714,907.02x = 134,572,360.72 × 21,557,598.86
  4. Step 4: Simplify right side
    89,714,907.02x = 2,901,056,970,044,980.50
  5. Step 5: Solve for x
    x = 2,901,056,970,044,980.50/89,714,907.02
  6. Step 6: Final answer
    x = 32,336,398.34

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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.