Home / 18,506,642.40-25,539,964.38-10,246,704.24

Finding the Fourth Proportional to 18,506,642.40, 25,539,964.38 and 10,246,704.24

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Solution

The fourth proportional to 18,506,642.40, 25,539,964.38 and 10,246,704.24 is: 14,140,893.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,506,642.40 : 25,539,964.38 = 10,246,704.24 : x
  2. Step 2: Convert to fraction form
    18,506,642.40/25,539,964.38 = 10,246,704.24/x
  3. Step 3: Cross multiply
    18,506,642.40x = 25,539,964.38 × 10,246,704.24
  4. Step 4: Simplify right side
    18,506,642.40x = 261,700,461,301,994.97
  5. Step 5: Solve for x
    x = 261,700,461,301,994.97/18,506,642.40
  6. Step 6: Final answer
    x = 14,140,893.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.