Home / 7,479,474.51-11,219,547.63-2,291,703.86

Finding the Fourth Proportional to 7,479,474.51, 11,219,547.63 and 2,291,703.86

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Solution

The fourth proportional to 7,479,474.51, 11,219,547.63 and 2,291,703.86 is: 3,437,658.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,479,474.51 : 11,219,547.63 = 2,291,703.86 : x
  2. Step 2: Convert to fraction form
    7,479,474.51/11,219,547.63 = 2,291,703.86/x
  3. Step 3: Cross multiply
    7,479,474.51x = 11,219,547.63 × 2,291,703.86
  4. Step 4: Simplify right side
    7,479,474.51x = 25,711,880,555,027.12
  5. Step 5: Solve for x
    x = 25,711,880,555,027.12/7,479,474.51
  6. Step 6: Final answer
    x = 3,437,658.69

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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.