Home / 8,240,438.40-12,365,906.40-4,828,718.40

Finding the Fourth Proportional to 8,240,438.40, 12,365,906.40 and 4,828,718.40

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Solution

The fourth proportional to 8,240,438.40, 12,365,906.40 and 4,828,718.40 is: 7,246,153.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240,438.40 : 12,365,906.40 = 4,828,718.40 : x
  2. Step 2: Convert to fraction form
    8,240,438.40/12,365,906.40 = 4,828,718.40/x
  3. Step 3: Cross multiply
    8,240,438.40x = 12,365,906.40 × 4,828,718.40
  4. Step 4: Simplify right side
    8,240,438.40x = 59,711,479,766,357.77
  5. Step 5: Solve for x
    x = 59,711,479,766,357.77/8,240,438.40
  6. Step 6: Final answer
    x = 7,246,153.28

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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.