Home / 20,894,070.02-28,833,816.60-11,726,712.77

Finding the Fourth Proportional to 20,894,070.02, 28,833,816.60 and 11,726,712.77

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Solution

The fourth proportional to 20,894,070.02, 28,833,816.60 and 11,726,712.77 is: 16,182,863.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,894,070.02 : 28,833,816.60 = 11,726,712.77 : x
  2. Step 2: Convert to fraction form
    20,894,070.02/28,833,816.60 = 11,726,712.77/x
  3. Step 3: Cross multiply
    20,894,070.02x = 28,833,816.60 × 11,726,712.77
  4. Step 4: Simplify right side
    20,894,070.02x = 338,125,885,331,058
  5. Step 5: Solve for x
    x = 338,125,885,331,058/20,894,070.02
  6. Step 6: Final answer
    x = 16,182,863.61

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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.