Home / 10,473,288.80-15,674,503.80-9,197,830.40

Finding the Fourth Proportional to 10,473,288.80, 15,674,503.80 and 9,197,830.40

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Solution

The fourth proportional to 10,473,288.80, 15,674,503.80 and 9,197,830.40 is: 13,765,630.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,473,288.80 : 15,674,503.80 = 9,197,830.40 : x
  2. Step 2: Convert to fraction form
    10,473,288.80/15,674,503.80 = 9,197,830.40/x
  3. Step 3: Cross multiply
    10,473,288.80x = 15,674,503.80 × 9,197,830.40
  4. Step 4: Simplify right side
    10,473,288.80x = 144,171,427,556,555.53
  5. Step 5: Solve for x
    x = 144,171,427,556,555.53/10,473,288.80
  6. Step 6: Final answer
    x = 13,765,630.86

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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.