Home / 7,403,571.36-10,217,449.08-4,140,689.67

Finding the Fourth Proportional to 7,403,571.36, 10,217,449.08 and 4,140,689.67

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Solution

The fourth proportional to 7,403,571.36, 10,217,449.08 and 4,140,689.67 is: 5,714,442.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403,571.36 : 10,217,449.08 = 4,140,689.67 : x
  2. Step 2: Convert to fraction form
    7,403,571.36/10,217,449.08 = 4,140,689.67/x
  3. Step 3: Cross multiply
    7,403,571.36x = 10,217,449.08 × 4,140,689.67
  4. Step 4: Simplify right side
    7,403,571.36x = 42,307,285,859,307
  5. Step 5: Solve for x
    x = 42,307,285,859,307/7,403,571.36
  6. Step 6: Final answer
    x = 5,714,442.91

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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.