Home / 6,908,894.06-10,372,321.49-5,312,578.19

Finding the Fourth Proportional to 6,908,894.06, 10,372,321.49 and 5,312,578.19

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Solution

The fourth proportional to 6,908,894.06, 10,372,321.49 and 5,312,578.19 is: 7,975,772.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,908,894.06 : 10,372,321.49 = 5,312,578.19 : x
  2. Step 2: Convert to fraction form
    6,908,894.06/10,372,321.49 = 5,312,578.19/x
  3. Step 3: Cross multiply
    6,908,894.06x = 10,372,321.49 × 5,312,578.19
  4. Step 4: Simplify right side
    6,908,894.06x = 55,103,768,849,017.80
  5. Step 5: Solve for x
    x = 55,103,768,849,017.80/6,908,894.06
  6. Step 6: Final answer
    x = 7,975,772.74

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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.