Home / 8,747,465.70-12,071,507.86-4,879,986.85

Finding the Fourth Proportional to 8,747,465.70, 12,071,507.86 and 4,879,986.85

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Solution

The fourth proportional to 8,747,465.70, 12,071,507.86 and 4,879,986.85 is: 6,734,384.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747,465.70 : 12,071,507.86 = 4,879,986.85 : x
  2. Step 2: Convert to fraction form
    8,747,465.70/12,071,507.86 = 4,879,986.85/x
  3. Step 3: Cross multiply
    8,747,465.70x = 12,071,507.86 × 4,879,986.85
  4. Step 4: Simplify right side
    8,747,465.70x = 58,908,799,637,661.02
  5. Step 5: Solve for x
    x = 58,908,799,637,661.02/8,747,465.70
  6. Step 6: Final answer
    x = 6,734,384.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.