Home / 11,284,300.39-15,572,112.12-6,638,587.51

Finding the Fourth Proportional to 11,284,300.39, 15,572,112.12 and 6,638,587.51

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Solution

The fourth proportional to 11,284,300.39, 15,572,112.12 and 6,638,587.51 is: 9,161,119.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284,300.39 : 15,572,112.12 = 6,638,587.51 : x
  2. Step 2: Convert to fraction form
    11,284,300.39/15,572,112.12 = 6,638,587.51/x
  3. Step 3: Cross multiply
    11,284,300.39x = 15,572,112.12 × 6,638,587.51
  4. Step 4: Simplify right side
    11,284,300.39x = 103,376,829,024,151.61
  5. Step 5: Solve for x
    x = 103,376,829,024,151.61/11,284,300.39
  6. Step 6: Final answer
    x = 9,161,119.91

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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.