Home / 7,713,848.09-11,570,870.54-5,317,049.18

Finding the Fourth Proportional to 7,713,848.09, 11,570,870.54 and 5,317,049.18

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Solution

The fourth proportional to 7,713,848.09, 11,570,870.54 and 5,317,049.18 is: 7,975,641.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,713,848.09 : 11,570,870.54 = 5,317,049.18 : x
  2. Step 2: Convert to fraction form
    7,713,848.09/11,570,870.54 = 5,317,049.18/x
  3. Step 3: Cross multiply
    7,713,848.09x = 11,570,870.54 × 5,317,049.18
  4. Step 4: Simplify right side
    7,713,848.09x = 61,522,887,758,812.96
  5. Step 5: Solve for x
    x = 61,522,887,758,812.96/7,713,848.09
  6. Step 6: Final answer
    x = 7,975,641.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.