Home / 14,661,066.76-20,232,953.58-9,157,699.96

Finding the Fourth Proportional to 14,661,066.76, 20,232,953.58 and 9,157,699.96

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Solution

The fourth proportional to 14,661,066.76, 20,232,953.58 and 9,157,699.96 is: 12,638,051.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,661,066.76 : 20,232,953.58 = 9,157,699.96 : x
  2. Step 2: Convert to fraction form
    14,661,066.76/20,232,953.58 = 9,157,699.96/x
  3. Step 3: Cross multiply
    14,661,066.76x = 20,232,953.58 × 9,157,699.96
  4. Step 4: Simplify right side
    14,661,066.76x = 185,287,318,190,247.84
  5. Step 5: Solve for x
    x = 185,287,318,190,247.84/14,661,066.76
  6. Step 6: Final answer
    x = 12,638,051.60

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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.