Home / 7,146,711.48-10,720,533.78-5,233,348.92

Finding the Fourth Proportional to 7,146,711.48, 10,720,533.78 and 5,233,348.92

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Solution

The fourth proportional to 7,146,711.48, 10,720,533.78 and 5,233,348.92 is: 7,850,365.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,146,711.48 : 10,720,533.78 = 5,233,348.92 : x
  2. Step 2: Convert to fraction form
    7,146,711.48/10,720,533.78 = 5,233,348.92/x
  3. Step 3: Cross multiply
    7,146,711.48x = 10,720,533.78 × 5,233,348.92
  4. Step 4: Simplify right side
    7,146,711.48x = 56,104,293,896,795.11
  5. Step 5: Solve for x
    x = 56,104,293,896,795.11/7,146,711.48
  6. Step 6: Final answer
    x = 7,850,365.03

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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.