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Finding the Fourth Proportional to 9,956,468.44, 14,929,696.86 and 5,803,207.21

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Solution

The fourth proportional to 9,956,468.44, 14,929,696.86 and 5,803,207.21 is: 8,701,893.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,956,468.44 : 14,929,696.86 = 5,803,207.21 : x
  2. Step 2: Convert to fraction form
    9,956,468.44/14,929,696.86 = 5,803,207.21/x
  3. Step 3: Cross multiply
    9,956,468.44x = 14,929,696.86 × 5,803,207.21
  4. Step 4: Simplify right side
    9,956,468.44x = 86,640,124,461,066.36
  5. Step 5: Solve for x
    x = 86,640,124,461,066.36/9,956,468.44
  6. Step 6: Final answer
    x = 8,701,893.14

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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.