Home / 7,782,351.15-10,742,510.55-4,685,018.55

Finding the Fourth Proportional to 7,782,351.15, 10,742,510.55 and 4,685,018.55

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Solution

The fourth proportional to 7,782,351.15, 10,742,510.55 and 4,685,018.55 is: 6,467,050.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,782,351.15 : 10,742,510.55 = 4,685,018.55 : x
  2. Step 2: Convert to fraction form
    7,782,351.15/10,742,510.55 = 4,685,018.55/x
  3. Step 3: Cross multiply
    7,782,351.15x = 10,742,510.55 × 4,685,018.55
  4. Step 4: Simplify right side
    7,782,351.15x = 50,328,861,200,320.70
  5. Step 5: Solve for x
    x = 50,328,861,200,320.70/7,782,351.15
  6. Step 6: Final answer
    x = 6,467,050.92

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1.5x scale

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.