Home / 5,352,449.75-7,386,402.90-2,905,064.31

Finding the Fourth Proportional to 5,352,449.75, 7,386,402.90 and 2,905,064.31

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Solution

The fourth proportional to 5,352,449.75, 7,386,402.90 and 2,905,064.31 is: 4,009,000.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,352,449.75 : 7,386,402.90 = 2,905,064.31 : x
  2. Step 2: Convert to fraction form
    5,352,449.75/7,386,402.90 = 2,905,064.31/x
  3. Step 3: Cross multiply
    5,352,449.75x = 7,386,402.90 × 2,905,064.31
  4. Step 4: Simplify right side
    5,352,449.75x = 21,457,975,444,070.50
  5. Step 5: Solve for x
    x = 21,457,975,444,070.50/5,352,449.75
  6. Step 6: Final answer
    x = 4,009,000.82

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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.