Home / 9,749,228.16-13,453,770.42-5,398,221

Finding the Fourth Proportional to 9,749,228.16, 13,453,770.42 and 5,398,221

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Solution

The fourth proportional to 9,749,228.16, 13,453,770.42 and 5,398,221 is: 7,449,453.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,749,228.16 : 13,453,770.42 = 5,398,221 : x
  2. Step 2: Convert to fraction form
    9,749,228.16/13,453,770.42 = 5,398,221/x
  3. Step 3: Cross multiply
    9,749,228.16x = 13,453,770.42 × 5,398,221
  4. Step 4: Simplify right side
    9,749,228.16x = 72,626,426,010,422.81
  5. Step 5: Solve for x
    x = 72,626,426,010,422.81/9,749,228.16
  6. Step 6: Final answer
    x = 7,449,453.93

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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.