Home / 7,399,089-10,209,436.02-4,134,860.28

Finding the Fourth Proportional to 7,399,089, 10,209,436.02 and 4,134,860.28

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Solution

The fourth proportional to 7,399,089, 10,209,436.02 and 4,134,860.28 is: 5,705,376.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,399,089 : 10,209,436.02 = 4,134,860.28 : x
  2. Step 2: Convert to fraction form
    7,399,089/10,209,436.02 = 4,134,860.28/x
  3. Step 3: Cross multiply
    7,399,089x = 10,209,436.02 × 4,134,860.28
  4. Step 4: Simplify right side
    7,399,089x = 42,214,591,480,299.28
  5. Step 5: Solve for x
    x = 42,214,591,480,299.28/7,399,089
  6. Step 6: Final answer
    x = 5,705,376.90

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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.