Home / 7,713,863.91-11,570,894.26-5,317,065

Finding the Fourth Proportional to 7,713,863.91, 11,570,894.26 and 5,317,065

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Solution

The fourth proportional to 7,713,863.91, 11,570,894.26 and 5,317,065 is: 7,975,665.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,713,863.91 : 11,570,894.26 = 5,317,065 : x
  2. Step 2: Convert to fraction form
    7,713,863.91/11,570,894.26 = 5,317,065/x
  3. Step 3: Cross multiply
    7,713,863.91x = 11,570,894.26 × 5,317,065
  4. Step 4: Simplify right side
    7,713,863.91x = 61,523,196,875,254.24
  5. Step 5: Solve for x
    x = 61,523,196,875,254.24/7,713,863.91
  6. Step 6: Final answer
    x = 7,975,665.32

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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.