Home / 7,318,774.50-10,099,968.14-4,055,643.72

Finding the Fourth Proportional to 7,318,774.50, 10,099,968.14 and 4,055,643.72

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Solution

The fourth proportional to 7,318,774.50, 10,099,968.14 and 4,055,643.72 is: 5,596,821.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318,774.50 : 10,099,968.14 = 4,055,643.72 : x
  2. Step 2: Convert to fraction form
    7,318,774.50/10,099,968.14 = 4,055,643.72/x
  3. Step 3: Cross multiply
    7,318,774.50x = 10,099,968.14 × 4,055,643.72
  4. Step 4: Simplify right side
    7,318,774.50x = 40,961,872,369,330.20
  5. Step 5: Solve for x
    x = 40,961,872,369,330.20/7,318,774.50
  6. Step 6: Final answer
    x = 5,596,821.22

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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.