Home / 13,644,489.60-20,466,734.40-6,470,036.10

Finding the Fourth Proportional to 13,644,489.60, 20,466,734.40 and 6,470,036.10

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Solution

The fourth proportional to 13,644,489.60, 20,466,734.40 and 6,470,036.10 is: 9,705,054.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,644,489.60 : 20,466,734.40 = 6,470,036.10 : x
  2. Step 2: Convert to fraction form
    13,644,489.60/20,466,734.40 = 6,470,036.10/x
  3. Step 3: Cross multiply
    13,644,489.60x = 20,466,734.40 × 6,470,036.10
  4. Step 4: Simplify right side
    13,644,489.60x = 132,420,510,417,111.83
  5. Step 5: Solve for x
    x = 132,420,510,417,111.83/13,644,489.60
  6. Step 6: Final answer
    x = 9,705,054.15

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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.