Home / 53,705,820.40-80,558,730.60-15,368,585.20

Finding the Fourth Proportional to 53,705,820.40, 80,558,730.60 and 15,368,585.20

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Solution

The fourth proportional to 53,705,820.40, 80,558,730.60 and 15,368,585.20 is: 23,052,877.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,705,820.40 : 80,558,730.60 = 15,368,585.20 : x
  2. Step 2: Convert to fraction form
    53,705,820.40/80,558,730.60 = 15,368,585.20/x
  3. Step 3: Cross multiply
    53,705,820.40x = 80,558,730.60 × 15,368,585.20
  4. Step 4: Simplify right side
    53,705,820.40x = 1,238,073,714,829,947
  5. Step 5: Solve for x
    x = 1,238,073,714,829,947/53,705,820.40
  6. Step 6: Final answer
    x = 23,052,877.80

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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.