Home / 7,648,339.05-10,555,324.92-4,385,457.36

Finding the Fourth Proportional to 7,648,339.05, 10,555,324.92 and 4,385,457.36

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Solution

The fourth proportional to 7,648,339.05, 10,555,324.92 and 4,385,457.36 is: 6,052,284.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,648,339.05 : 10,555,324.92 = 4,385,457.36 : x
  2. Step 2: Convert to fraction form
    7,648,339.05/10,555,324.92 = 4,385,457.36/x
  3. Step 3: Cross multiply
    7,648,339.05x = 10,555,324.92 × 4,385,457.36
  4. Step 4: Simplify right side
    7,648,339.05x = 46,289,927,357,605.41
  5. Step 5: Solve for x
    x = 46,289,927,357,605.41/7,648,339.05
  6. Step 6: Final answer
    x = 6,052,284.95

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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.