Home / 7,042,366.80-10,571,423.40-5,451,980.40

Finding the Fourth Proportional to 7,042,366.80, 10,571,423.40 and 5,451,980.40

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Solution

The fourth proportional to 7,042,366.80, 10,571,423.40 and 5,451,980.40 is: 8,184,065.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,042,366.80 : 10,571,423.40 = 5,451,980.40 : x
  2. Step 2: Convert to fraction form
    7,042,366.80/10,571,423.40 = 5,451,980.40/x
  3. Step 3: Cross multiply
    7,042,366.80x = 10,571,423.40 × 5,451,980.40
  4. Step 4: Simplify right side
    7,042,366.80x = 57,635,193,176,901.37
  5. Step 5: Solve for x
    x = 57,635,193,176,901.37/7,042,366.80
  6. Step 6: Final answer
    x = 8,184,065.79

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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.