Home / 19,748,071.86-29,611,456.92-8,959,486.20

Finding the Fourth Proportional to 19,748,071.86, 29,611,456.92 and 8,959,486.20

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Solution

The fourth proportional to 19,748,071.86, 29,611,456.92 and 8,959,486.20 is: 13,434,397.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,748,071.86 : 29,611,456.92 = 8,959,486.20 : x
  2. Step 2: Convert to fraction form
    19,748,071.86/29,611,456.92 = 8,959,486.20/x
  3. Step 3: Cross multiply
    19,748,071.86x = 29,611,456.92 × 8,959,486.20
  4. Step 4: Simplify right side
    19,748,071.86x = 265,303,439,636,634.50
  5. Step 5: Solve for x
    x = 265,303,439,636,634.50/19,748,071.86
  6. Step 6: Final answer
    x = 13,434,397.12

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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.