Home / 7,152,970.70-9,871,359.00-4,097,775.44

Finding the Fourth Proportional to 7,152,970.70, 9,871,359.00 and 4,097,775.44

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Solution

The fourth proportional to 7,152,970.70, 9,871,359.00 and 4,097,775.44 is: 5,655,078.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,970.70 : 9,871,359.00 = 4,097,775.44 : x
  2. Step 2: Convert to fraction form
    7,152,970.70/9,871,359.00 = 4,097,775.44/x
  3. Step 3: Cross multiply
    7,152,970.70x = 9,871,359.00 × 4,097,775.44
  4. Step 4: Simplify right side
    7,152,970.70x = 40,450,612,478,934.70
  5. Step 5: Solve for x
    x = 40,450,612,478,934.70/7,152,970.70
  6. Step 6: Final answer
    x = 5,655,078.73

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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.