Home / 28,788,344.32-43,190,079.36-10,346,151.76

Finding the Fourth Proportional to 28,788,344.32, 43,190,079.36 and 10,346,151.76

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Solution

The fourth proportional to 28,788,344.32, 43,190,079.36 and 10,346,151.76 is: 15,521,945.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,788,344.32 : 43,190,079.36 = 10,346,151.76 : x
  2. Step 2: Convert to fraction form
    28,788,344.32/43,190,079.36 = 10,346,151.76/x
  3. Step 3: Cross multiply
    28,788,344.32x = 43,190,079.36 × 10,346,151.76
  4. Step 4: Simplify right side
    28,788,344.32x = 446,851,115,585,003.69
  5. Step 5: Solve for x
    x = 446,851,115,585,003.69/28,788,344.32
  6. Step 6: Final answer
    x = 15,521,945.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.