Home / 6,466,618.81-9,700,678.63-2,149,054.35

Finding the Fourth Proportional to 6,466,618.81, 9,700,678.63 and 2,149,054.35

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Solution

The fourth proportional to 6,466,618.81, 9,700,678.63 and 2,149,054.35 is: 3,223,830.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,466,618.81 : 9,700,678.63 = 2,149,054.35 : x
  2. Step 2: Convert to fraction form
    6,466,618.81/9,700,678.63 = 2,149,054.35/x
  3. Step 3: Cross multiply
    6,466,618.81x = 9,700,678.63 × 2,149,054.35
  4. Step 4: Simplify right side
    6,466,618.81x = 20,847,285,574,062.31
  5. Step 5: Solve for x
    x = 20,847,285,574,062.31/6,466,618.81
  6. Step 6: Final answer
    x = 3,223,830.90

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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.