Home / 8,889,344.80-13,318,270.80-7,535,154.40

Finding the Fourth Proportional to 8,889,344.80, 13,318,270.80 and 7,535,154.40

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Solution

The fourth proportional to 8,889,344.80, 13,318,270.80 and 7,535,154.40 is: 11,289,383.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,889,344.80 : 13,318,270.80 = 7,535,154.40 : x
  2. Step 2: Convert to fraction form
    8,889,344.80/13,318,270.80 = 7,535,154.40/x
  3. Step 3: Cross multiply
    8,889,344.80x = 13,318,270.80 × 7,535,154.40
  4. Step 4: Simplify right side
    8,889,344.80x = 100,355,226,819,011.53
  5. Step 5: Solve for x
    x = 100,355,226,819,011.53/8,889,344.80
  6. Step 6: Final answer
    x = 11,289,383.98

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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.