Home / 7,072,011.72-9,756,816.18-4,626,019.08

Finding the Fourth Proportional to 7,072,011.72, 9,756,816.18 and 4,626,019.08

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Solution

The fourth proportional to 7,072,011.72, 9,756,816.18 and 4,626,019.08 is: 6,382,231.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,072,011.72 : 9,756,816.18 = 4,626,019.08 : x
  2. Step 2: Convert to fraction form
    7,072,011.72/9,756,816.18 = 4,626,019.08/x
  3. Step 3: Cross multiply
    7,072,011.72x = 9,756,816.18 × 4,626,019.08
  4. Step 4: Simplify right side
    7,072,011.72x = 45,135,217,808,732.71
  5. Step 5: Solve for x
    x = 45,135,217,808,732.71/7,072,011.72
  6. Step 6: Final answer
    x = 6,382,231.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.