Home / 5,173,205.28-7,139,025.36-2,999,008.96

Finding the Fourth Proportional to 5,173,205.28, 7,139,025.36 and 2,999,008.96

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Solution

The fourth proportional to 5,173,205.28, 7,139,025.36 and 2,999,008.96 is: 4,138,633.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173,205.28 : 7,139,025.36 = 2,999,008.96 : x
  2. Step 2: Convert to fraction form
    5,173,205.28/7,139,025.36 = 2,999,008.96/x
  3. Step 3: Cross multiply
    5,173,205.28x = 7,139,025.36 × 2,999,008.96
  4. Step 4: Simplify right side
    5,173,205.28x = 21,410,001,020,307.23
  5. Step 5: Solve for x
    x = 21,410,001,020,307.23/5,173,205.28
  6. Step 6: Final answer
    x = 4,138,633.57

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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.