Home / 5,186,543.05-7,779,814.58-3,671,936.20

Finding the Fourth Proportional to 5,186,543.05, 7,779,814.58 and 3,671,936.20

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Solution

The fourth proportional to 5,186,543.05, 7,779,814.58 and 3,671,936.20 is: 5,507,904.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,186,543.05 : 7,779,814.58 = 3,671,936.20 : x
  2. Step 2: Convert to fraction form
    5,186,543.05/7,779,814.58 = 3,671,936.20/x
  3. Step 3: Cross multiply
    5,186,543.05x = 7,779,814.58 × 3,671,936.20
  4. Step 4: Simplify right side
    5,186,543.05x = 28,566,982,767,230.12
  5. Step 5: Solve for x
    x = 28,566,982,767,230.12/5,186,543.05
  6. Step 6: Final answer
    x = 5,507,904.30

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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.