Home / 8,976,443.20-13,473,121.20-4,719,666.40

Finding the Fourth Proportional to 8,976,443.20, 13,473,121.20 and 4,719,666.40

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Solution

The fourth proportional to 8,976,443.20, 13,473,121.20 and 4,719,666.40 is: 7,083,945.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,976,443.20 : 13,473,121.20 = 4,719,666.40 : x
  2. Step 2: Convert to fraction form
    8,976,443.20/13,473,121.20 = 4,719,666.40/x
  3. Step 3: Cross multiply
    8,976,443.20x = 13,473,121.20 × 4,719,666.40
  4. Step 4: Simplify right side
    8,976,443.20x = 63,588,637,430,767.68
  5. Step 5: Solve for x
    x = 63,588,637,430,767.68/8,976,443.20
  6. Step 6: Final answer
    x = 7,083,945.84

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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.