Home / 7,115,713.74-9,819,670.86-3,852,527.58

Finding the Fourth Proportional to 7,115,713.74, 9,819,670.86 and 3,852,527.58

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Solution

The fourth proportional to 7,115,713.74, 9,819,670.86 and 3,852,527.58 is: 5,316,480.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,115,713.74 : 9,819,670.86 = 3,852,527.58 : x
  2. Step 2: Convert to fraction form
    7,115,713.74/9,819,670.86 = 3,852,527.58/x
  3. Step 3: Cross multiply
    7,115,713.74x = 9,819,670.86 × 3,852,527.58
  4. Step 4: Simplify right side
    7,115,713.74x = 37,830,552,814,672.32
  5. Step 5: Solve for x
    x = 37,830,552,814,672.32/7,115,713.74
  6. Step 6: Final answer
    x = 5,316,480.43

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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.