Home / 9,797,683.47-13,521,192.78-5,387,770.67

Finding the Fourth Proportional to 9,797,683.47, 13,521,192.78 and 5,387,770.67

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Solution

The fourth proportional to 9,797,683.47, 13,521,192.78 and 5,387,770.67 is: 7,435,337.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,797,683.47 : 13,521,192.78 = 5,387,770.67 : x
  2. Step 2: Convert to fraction form
    9,797,683.47/13,521,192.78 = 5,387,770.67/x
  3. Step 3: Cross multiply
    9,797,683.47x = 13,521,192.78 × 5,387,770.67
  4. Step 4: Simplify right side
    9,797,683.47x = 72,849,085,815,893.80
  5. Step 5: Solve for x
    x = 72,849,085,815,893.80/9,797,683.47
  6. Step 6: Final answer
    x = 7,435,337.75

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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.