Home / 6,409,696.80-9,614,545.20-4,020,909.60

Finding the Fourth Proportional to 6,409,696.80, 9,614,545.20 and 4,020,909.60

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Solution

The fourth proportional to 6,409,696.80, 9,614,545.20 and 4,020,909.60 is: 6,031,364.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,409,696.80 : 9,614,545.20 = 4,020,909.60 : x
  2. Step 2: Convert to fraction form
    6,409,696.80/9,614,545.20 = 4,020,909.60/x
  3. Step 3: Cross multiply
    6,409,696.80x = 9,614,545.20 × 4,020,909.60
  4. Step 4: Simplify right side
    6,409,696.80x = 38,659,217,094,313.91
  5. Step 5: Solve for x
    x = 38,659,217,094,313.91/6,409,696.80
  6. Step 6: Final answer
    x = 6,031,364.40

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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.