Home / 8,158,811.40-12,247,669.80-4,379,675.40

Finding the Fourth Proportional to 8,158,811.40, 12,247,669.80 and 4,379,675.40

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Solution

The fourth proportional to 8,158,811.40, 12,247,669.80 and 4,379,675.40 is: 6,574,587.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158,811.40 : 12,247,669.80 = 4,379,675.40 : x
  2. Step 2: Convert to fraction form
    8,158,811.40/12,247,669.80 = 4,379,675.40/x
  3. Step 3: Cross multiply
    8,158,811.40x = 12,247,669.80 × 4,379,675.40
  4. Step 4: Simplify right side
    8,158,811.40x = 53,640,818,130,382.93
  5. Step 5: Solve for x
    x = 53,640,818,130,382.93/8,158,811.40
  6. Step 6: Final answer
    x = 6,574,587.34

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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.