Home / 6,406,167.51-8,840,684.84-3,925,345.28

Finding the Fourth Proportional to 6,406,167.51, 8,840,684.84 and 3,925,345.28

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Solution

The fourth proportional to 6,406,167.51, 8,840,684.84 and 3,925,345.28 is: 5,417,082.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,406,167.51 : 8,840,684.84 = 3,925,345.28 : x
  2. Step 2: Convert to fraction form
    6,406,167.51/8,840,684.84 = 3,925,345.28/x
  3. Step 3: Cross multiply
    6,406,167.51x = 8,840,684.84 × 3,925,345.28
  4. Step 4: Simplify right side
    6,406,167.51x = 34,702,740,444,831.41
  5. Step 5: Solve for x
    x = 34,702,740,444,831.41/6,406,167.51
  6. Step 6: Final answer
    x = 5,417,082.90

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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.