Home / 28,367,620.32-42,551,430.16-7,092,484.32

Finding the Fourth Proportional to 28,367,620.32, 42,551,430.16 and 7,092,484.32

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Solution

The fourth proportional to 28,367,620.32, 42,551,430.16 and 7,092,484.32 is: 10,638,726.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,367,620.32 : 42,551,430.16 = 7,092,484.32 : x
  2. Step 2: Convert to fraction form
    28,367,620.32/42,551,430.16 = 7,092,484.32/x
  3. Step 3: Cross multiply
    28,367,620.32x = 42,551,430.16 × 7,092,484.32
  4. Step 4: Simplify right side
    28,367,620.32x = 301,795,351,203,375.06
  5. Step 5: Solve for x
    x = 301,795,351,203,375.06/28,367,620.32
  6. Step 6: Final answer
    x = 10,638,726.40

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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.