Home / 5,427,814.25-7,490,043.02-2,980,408.16

Finding the Fourth Proportional to 5,427,814.25, 7,490,043.02 and 2,980,408.16

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Solution

The fourth proportional to 5,427,814.25, 7,490,043.02 and 2,980,408.16 is: 4,112,776.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427,814.25 : 7,490,043.02 = 2,980,408.16 : x
  2. Step 2: Convert to fraction form
    5,427,814.25/7,490,043.02 = 2,980,408.16/x
  3. Step 3: Cross multiply
    5,427,814.25x = 7,490,043.02 × 2,980,408.16
  4. Step 4: Simplify right side
    5,427,814.25x = 22,323,385,283,206.79
  5. Step 5: Solve for x
    x = 22,323,385,283,206.79/5,427,814.25
  6. Step 6: Final answer
    x = 4,112,776.21

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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.