Home / 8,445,011.12-12,667,515.64-7,304,383.32

Finding the Fourth Proportional to 8,445,011.12, 12,667,515.64 and 7,304,383.32

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Solution

The fourth proportional to 8,445,011.12, 12,667,515.64 and 7,304,383.32 is: 10,956,574.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,445,011.12 : 12,667,515.64 = 7,304,383.32 : x
  2. Step 2: Convert to fraction form
    8,445,011.12/12,667,515.64 = 7,304,383.32/x
  3. Step 3: Cross multiply
    8,445,011.12x = 12,667,515.64 × 7,304,383.32
  4. Step 4: Simplify right side
    8,445,011.12x = 92,528,389,946,655.14
  5. Step 5: Solve for x
    x = 92,528,389,946,655.14/8,445,011.12
  6. Step 6: Final answer
    x = 10,956,574.09

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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.