Home / 7,730,868.80-11,596,303.20-7,289,969.60

Finding the Fourth Proportional to 7,730,868.80, 11,596,303.20 and 7,289,969.60

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Solution

The fourth proportional to 7,730,868.80, 11,596,303.20 and 7,289,969.60 is: 10,934,954.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,730,868.80 : 11,596,303.20 = 7,289,969.60 : x
  2. Step 2: Convert to fraction form
    7,730,868.80/11,596,303.20 = 7,289,969.60/x
  3. Step 3: Cross multiply
    7,730,868.80x = 11,596,303.20 × 7,289,969.60
  4. Step 4: Simplify right side
    7,730,868.80x = 84,536,697,800,382.70
  5. Step 5: Solve for x
    x = 84,536,697,800,382.70/7,730,868.80
  6. Step 6: Final answer
    x = 10,934,954.40

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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.