Home / 21,670,375.76-32,482,645.56-8,014,746.32

Finding the Fourth Proportional to 21,670,375.76, 32,482,645.56 and 8,014,746.32

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Solution

The fourth proportional to 21,670,375.76, 32,482,645.56 and 8,014,746.32 is: 12,013,643.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,670,375.76 : 32,482,645.56 = 8,014,746.32 : x
  2. Step 2: Convert to fraction form
    21,670,375.76/32,482,645.56 = 8,014,746.32/x
  3. Step 3: Cross multiply
    21,670,375.76x = 32,482,645.56 × 8,014,746.32
  4. Step 4: Simplify right side
    21,670,375.76x = 260,340,163,965,874.34
  5. Step 5: Solve for x
    x = 260,340,163,965,874.34/21,670,375.76
  6. Step 6: Final answer
    x = 12,013,643.27

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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.