Home / 18,051,663.78-24,911,148.56-9,791,705.39

Finding the Fourth Proportional to 18,051,663.78, 24,911,148.56 and 9,791,705.39

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Solution

The fourth proportional to 18,051,663.78, 24,911,148.56 and 9,791,705.39 is: 13,512,473.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,051,663.78 : 24,911,148.56 = 9,791,705.39 : x
  2. Step 2: Convert to fraction form
    18,051,663.78/24,911,148.56 = 9,791,705.39/x
  3. Step 3: Cross multiply
    18,051,663.78x = 24,911,148.56 × 9,791,705.39
  4. Step 4: Simplify right side
    18,051,663.78x = 243,922,627,452,528.47
  5. Step 5: Solve for x
    x = 243,922,627,452,528.47/18,051,663.78
  6. Step 6: Final answer
    x = 13,512,473.44

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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.