Home / 8,240,177.40-12,365,514.90-4,828,457.40

Finding the Fourth Proportional to 8,240,177.40, 12,365,514.90 and 4,828,457.40

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Solution

The fourth proportional to 8,240,177.40, 12,365,514.90 and 4,828,457.40 is: 7,245,761.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240,177.40 : 12,365,514.90 = 4,828,457.40 : x
  2. Step 2: Convert to fraction form
    8,240,177.40/12,365,514.90 = 4,828,457.40/x
  3. Step 3: Cross multiply
    8,240,177.40x = 12,365,514.90 × 4,828,457.40
  4. Step 4: Simplify right side
    8,240,177.40x = 59,706,361,923,715.27
  5. Step 5: Solve for x
    x = 59,706,361,923,715.27/8,240,177.40
  6. Step 6: Final answer
    x = 7,245,761.71

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1.5x scale

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.