Home / 7,347,341.40-10,140,151.36-4,448,329.80

Finding the Fourth Proportional to 7,347,341.40, 10,140,151.36 and 4,448,329.80

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Solution

The fourth proportional to 7,347,341.40, 10,140,151.36 and 4,448,329.80 is: 6,139,191.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,347,341.40 : 10,140,151.36 = 4,448,329.80 : x
  2. Step 2: Convert to fraction form
    7,347,341.40/10,140,151.36 = 4,448,329.80/x
  3. Step 3: Cross multiply
    7,347,341.40x = 10,140,151.36 × 4,448,329.80
  4. Step 4: Simplify right side
    7,347,341.40x = 45,106,737,471,198.52
  5. Step 5: Solve for x
    x = 45,106,737,471,198.52/7,347,341.40
  6. Step 6: Final answer
    x = 6,139,191.72

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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.