Home / 9,339,496.34-12,888,825.47-5,418,956.43

Finding the Fourth Proportional to 9,339,496.34, 12,888,825.47 and 5,418,956.43

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Solution

The fourth proportional to 9,339,496.34, 12,888,825.47 and 5,418,956.43 is: 7,478,345.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,339,496.34 : 12,888,825.47 = 5,418,956.43 : x
  2. Step 2: Convert to fraction form
    9,339,496.34/12,888,825.47 = 5,418,956.43/x
  3. Step 3: Cross multiply
    9,339,496.34x = 12,888,825.47 × 5,418,956.43
  4. Step 4: Simplify right side
    9,339,496.34x = 69,843,983,655,804.27
  5. Step 5: Solve for x
    x = 69,843,983,655,804.27/9,339,496.34
  6. Step 6: Final answer
    x = 7,478,345.85

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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.