Home / 10,282,777.70-15,424,166.55-5,243,929.70

Finding the Fourth Proportional to 10,282,777.70, 15,424,166.55 and 5,243,929.70

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Solution

The fourth proportional to 10,282,777.70, 15,424,166.55 and 5,243,929.70 is: 7,865,894.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,282,777.70 : 15,424,166.55 = 5,243,929.70 : x
  2. Step 2: Convert to fraction form
    10,282,777.70/15,424,166.55 = 5,243,929.70/x
  3. Step 3: Cross multiply
    10,282,777.70x = 15,424,166.55 × 5,243,929.70
  4. Step 4: Simplify right side
    10,282,777.70x = 80,883,245,069,291.55
  5. Step 5: Solve for x
    x = 80,883,245,069,291.55/10,282,777.70
  6. Step 6: Final answer
    x = 7,865,894.55

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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.