Home / 9,403,872.65-12,978,762.75-5,734,917.53

Finding the Fourth Proportional to 9,403,872.65, 12,978,762.75 and 5,734,917.53

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Solution

The fourth proportional to 9,403,872.65, 12,978,762.75 and 5,734,917.53 is: 7,915,051.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,403,872.65 : 12,978,762.75 = 5,734,917.53 : x
  2. Step 2: Convert to fraction form
    9,403,872.65/12,978,762.75 = 5,734,917.53/x
  3. Step 3: Cross multiply
    9,403,872.65x = 12,978,762.75 × 5,734,917.53
  4. Step 4: Simplify right side
    9,403,872.65x = 74,432,133,980,330.22
  5. Step 5: Solve for x
    x = 74,432,133,980,330.22/9,403,872.65
  6. Step 6: Final answer
    x = 7,915,051.25

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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.