Home / 11,478,495.51-15,841,442.66-8,572,841.87

Finding the Fourth Proportional to 11,478,495.51, 15,841,442.66 and 8,572,841.87

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Solution

The fourth proportional to 11,478,495.51, 15,841,442.66 and 8,572,841.87 is: 11,831,357.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,478,495.51 : 15,841,442.66 = 8,572,841.87 : x
  2. Step 2: Convert to fraction form
    11,478,495.51/15,841,442.66 = 8,572,841.87/x
  3. Step 3: Cross multiply
    11,478,495.51x = 15,841,442.66 × 8,572,841.87
  4. Step 4: Simplify right side
    11,478,495.51x = 135,806,182,794,780.75
  5. Step 5: Solve for x
    x = 135,806,182,794,780.75/11,478,495.51
  6. Step 6: Final answer
    x = 11,831,357.40

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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.