Home / 14,918,973.06-20,588,153.22-8,392,607.58

Finding the Fourth Proportional to 14,918,973.06, 20,588,153.22 and 8,392,607.58

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Solution

The fourth proportional to 14,918,973.06, 20,588,153.22 and 8,392,607.58 is: 11,581,781.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,918,973.06 : 20,588,153.22 = 8,392,607.58 : x
  2. Step 2: Convert to fraction form
    14,918,973.06/20,588,153.22 = 8,392,607.58/x
  3. Step 3: Cross multiply
    14,918,973.06x = 20,588,153.22 × 8,392,607.58
  4. Step 4: Simplify right side
    14,918,973.06x = 172,788,290,772,373.41
  5. Step 5: Solve for x
    x = 172,788,290,772,373.41/14,918,973.06
  6. Step 6: Final answer
    x = 11,581,781.81

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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.