Home / 7,047,932-9,725,321.04-4,146,684.80

Finding the Fourth Proportional to 7,047,932, 9,725,321.04 and 4,146,684.80

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Solution

The fourth proportional to 7,047,932, 9,725,321.04 and 4,146,684.80 is: 5,721,939.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047,932 : 9,725,321.04 = 4,146,684.80 : x
  2. Step 2: Convert to fraction form
    7,047,932/9,725,321.04 = 4,146,684.80/x
  3. Step 3: Cross multiply
    7,047,932x = 9,725,321.04 × 4,146,684.80
  4. Step 4: Simplify right side
    7,047,932x = 40,327,840,931,688.19
  5. Step 5: Solve for x
    x = 40,327,840,931,688.19/7,047,932
  6. Step 6: Final answer
    x = 5,721,939.56

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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.