Home / 7,157,422.17-9,877,166.01-4,256,749.35

Finding the Fourth Proportional to 7,157,422.17, 9,877,166.01 and 4,256,749.35

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Solution

The fourth proportional to 7,157,422.17, 9,877,166.01 and 4,256,749.35 is: 5,874,268.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,157,422.17 : 9,877,166.01 = 4,256,749.35 : x
  2. Step 2: Convert to fraction form
    7,157,422.17/9,877,166.01 = 4,256,749.35/x
  3. Step 3: Cross multiply
    7,157,422.17x = 9,877,166.01 × 4,256,749.35
  4. Step 4: Simplify right side
    7,157,422.17x = 42,044,619,992,909.59
  5. Step 5: Solve for x
    x = 42,044,619,992,909.59/7,157,422.17
  6. Step 6: Final answer
    x = 5,874,268.56

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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.