Home / 5,186,544.05-7,779,816.08-3,671,937.20

Finding the Fourth Proportional to 5,186,544.05, 7,779,816.08 and 3,671,937.20

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Solution

The fourth proportional to 5,186,544.05, 7,779,816.08 and 3,671,937.20 is: 5,507,905.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,186,544.05 : 7,779,816.08 = 3,671,937.20 : x
  2. Step 2: Convert to fraction form
    5,186,544.05/7,779,816.08 = 3,671,937.20/x
  3. Step 3: Cross multiply
    5,186,544.05x = 7,779,816.08 × 3,671,937.20
  4. Step 4: Simplify right side
    5,186,544.05x = 28,566,996,073,310.18
  5. Step 5: Solve for x
    x = 28,566,996,073,310.18/5,186,544.05
  6. Step 6: Final answer
    x = 5,507,905.80

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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.