Home / 14,480,819.64-19,990,323.18-8,368,054.20

Finding the Fourth Proportional to 14,480,819.64, 19,990,323.18 and 8,368,054.20

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Solution

The fourth proportional to 14,480,819.64, 19,990,323.18 and 8,368,054.20 is: 11,551,839.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,480,819.64 : 19,990,323.18 = 8,368,054.20 : x
  2. Step 2: Convert to fraction form
    14,480,819.64/19,990,323.18 = 8,368,054.20/x
  3. Step 3: Cross multiply
    14,480,819.64x = 19,990,323.18 × 8,368,054.20
  4. Step 4: Simplify right side
    14,480,819.64x = 167,280,107,845,756.34
  5. Step 5: Solve for x
    x = 167,280,107,845,756.34/14,480,819.64
  6. Step 6: Final answer
    x = 11,551,839.74

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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.