Home / 6,889,693.34-9,507,701.84-3,792,150.47

Finding the Fourth Proportional to 6,889,693.34, 9,507,701.84 and 3,792,150.47

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Solution

The fourth proportional to 6,889,693.34, 9,507,701.84 and 3,792,150.47 is: 5,233,126.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,889,693.34 : 9,507,701.84 = 3,792,150.47 : x
  2. Step 2: Convert to fraction form
    6,889,693.34/9,507,701.84 = 3,792,150.47/x
  3. Step 3: Cross multiply
    6,889,693.34x = 9,507,701.84 × 3,792,150.47
  4. Step 4: Simplify right side
    6,889,693.34x = 36,054,636,005,984.38
  5. Step 5: Solve for x
    x = 36,054,636,005,984.38/6,889,693.34
  6. Step 6: Final answer
    x = 5,233,126.38

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1.5x scale

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.