Home / 8,871,235.80-13,306,853.70-3,191,645.40

Finding the Fourth Proportional to 8,871,235.80, 13,306,853.70 and 3,191,645.40

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Solution

The fourth proportional to 8,871,235.80, 13,306,853.70 and 3,191,645.40 is: 4,787,468.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,871,235.80 : 13,306,853.70 = 3,191,645.40 : x
  2. Step 2: Convert to fraction form
    8,871,235.80/13,306,853.70 = 3,191,645.40/x
  3. Step 3: Cross multiply
    8,871,235.80x = 13,306,853.70 × 3,191,645.40
  4. Step 4: Simplify right side
    8,871,235.80x = 42,470,758,400,077.98
  5. Step 5: Solve for x
    x = 42,470,758,400,077.98/8,871,235.80
  6. Step 6: Final answer
    x = 4,787,468.10

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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.