Home / 7,799,649.79-10,766,222.05-5,360,335.60

Finding the Fourth Proportional to 7,799,649.79, 10,766,222.05 and 5,360,335.60

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Solution

The fourth proportional to 7,799,649.79, 10,766,222.05 and 5,360,335.60 is: 7,399,122.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,799,649.79 : 10,766,222.05 = 5,360,335.60 : x
  2. Step 2: Convert to fraction form
    7,799,649.79/10,766,222.05 = 5,360,335.60/x
  3. Step 3: Cross multiply
    7,799,649.79x = 10,766,222.05 × 5,360,335.60
  4. Step 4: Simplify right side
    7,799,649.79x = 57,710,563,332,119.98
  5. Step 5: Solve for x
    x = 57,710,563,332,119.98/7,799,649.79
  6. Step 6: Final answer
    x = 7,399,122.38

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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.