Home / 9,063,356.81-12,507,707.86-6,418,941.80

Finding the Fourth Proportional to 9,063,356.81, 12,507,707.86 and 6,418,941.80

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Solution

The fourth proportional to 9,063,356.81, 12,507,707.86 and 6,418,941.80 is: 8,858,334.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,063,356.81 : 12,507,707.86 = 6,418,941.80 : x
  2. Step 2: Convert to fraction form
    9,063,356.81/12,507,707.86 = 6,418,941.80/x
  3. Step 3: Cross multiply
    9,063,356.81x = 12,507,707.86 × 6,418,941.80
  4. Step 4: Simplify right side
    9,063,356.81x = 80,286,248,819,964.47
  5. Step 5: Solve for x
    x = 80,286,248,819,964.47/9,063,356.81
  6. Step 6: Final answer
    x = 8,858,334.78

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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.