Home / 55,191,803.60-82,787,705.40-54,296,008.40

Finding the Fourth Proportional to 55,191,803.60, 82,787,705.40 and 54,296,008.40

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Solution

The fourth proportional to 55,191,803.60, 82,787,705.40 and 54,296,008.40 is: 81,444,012.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,191,803.60 : 82,787,705.40 = 54,296,008.40 : x
  2. Step 2: Convert to fraction form
    55,191,803.60/82,787,705.40 = 54,296,008.40/x
  3. Step 3: Cross multiply
    55,191,803.60x = 82,787,705.40 × 54,296,008.40
  4. Step 4: Simplify right side
    55,191,803.60x = 4,495,041,947,815,125.50
  5. Step 5: Solve for x
    x = 4,495,041,947,815,125.50/55,191,803.60
  6. Step 6: Final answer
    x = 81,444,012.60

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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.