Home / 54,262,085.60-81,393,128.40-37,043,397.20

Finding the Fourth Proportional to 54,262,085.60, 81,393,128.40 and 37,043,397.20

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Solution

The fourth proportional to 54,262,085.60, 81,393,128.40 and 37,043,397.20 is: 55,565,095.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,262,085.60 : 81,393,128.40 = 37,043,397.20 : x
  2. Step 2: Convert to fraction form
    54,262,085.60/81,393,128.40 = 37,043,397.20/x
  3. Step 3: Cross multiply
    54,262,085.60x = 81,393,128.40 × 37,043,397.20
  4. Step 4: Simplify right side
    54,262,085.60x = 3,015,077,984,671,801
  5. Step 5: Solve for x
    x = 3,015,077,984,671,801/54,262,085.60
  6. Step 6: Final answer
    x = 55,565,095.80

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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.