Home / 7,345,341.20-11,018,011.80-7,274,482.40

Finding the Fourth Proportional to 7,345,341.20, 11,018,011.80 and 7,274,482.40

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Solution

The fourth proportional to 7,345,341.20, 11,018,011.80 and 7,274,482.40 is: 10,911,723.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345,341.20 : 11,018,011.80 = 7,274,482.40 : x
  2. Step 2: Convert to fraction form
    7,345,341.20/11,018,011.80 = 7,274,482.40/x
  3. Step 3: Cross multiply
    7,345,341.20x = 11,018,011.80 × 7,274,482.40
  4. Step 4: Simplify right side
    7,345,341.20x = 80,150,332,922,092.33
  5. Step 5: Solve for x
    x = 80,150,332,922,092.33/7,345,341.20
  6. Step 6: Final answer
    x = 10,911,723.60

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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.