Home / 8,341,779.60-12,512,669.40-4,090,251.60

Finding the Fourth Proportional to 8,341,779.60, 12,512,669.40 and 4,090,251.60

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Solution

The fourth proportional to 8,341,779.60, 12,512,669.40 and 4,090,251.60 is: 6,135,377.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,341,779.60 : 12,512,669.40 = 4,090,251.60 : x
  2. Step 2: Convert to fraction form
    8,341,779.60/12,512,669.40 = 4,090,251.60/x
  3. Step 3: Cross multiply
    8,341,779.60x = 12,512,669.40 × 4,090,251.60
  4. Step 4: Simplify right side
    8,341,779.60x = 51,179,966,033,621.04
  5. Step 5: Solve for x
    x = 51,179,966,033,621.04/8,341,779.60
  6. Step 6: Final answer
    x = 6,135,377.40

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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.