Home / 8,345,140.60-12,532,917.30-7,300,046.20

Finding the Fourth Proportional to 8,345,140.60, 12,532,917.30 and 7,300,046.20

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Solution

The fourth proportional to 8,345,140.60, 12,532,917.30 and 7,300,046.20 is: 10,963,371.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,345,140.60 : 12,532,917.30 = 7,300,046.20 : x
  2. Step 2: Convert to fraction form
    8,345,140.60/12,532,917.30 = 7,300,046.20/x
  3. Step 3: Cross multiply
    8,345,140.60x = 12,532,917.30 × 7,300,046.20
  4. Step 4: Simplify right side
    8,345,140.60x = 91,490,875,310,779.27
  5. Step 5: Solve for x
    x = 91,490,875,310,779.27/8,345,140.60
  6. Step 6: Final answer
    x = 10,963,371.34

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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.