Home / 12,194,435.52-16,827,108.48-7,039,457.88

Finding the Fourth Proportional to 12,194,435.52, 16,827,108.48 and 7,039,457.88

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Solution

The fourth proportional to 12,194,435.52, 16,827,108.48 and 7,039,457.88 is: 9,713,751.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,194,435.52 : 16,827,108.48 = 7,039,457.88 : x
  2. Step 2: Convert to fraction form
    12,194,435.52/16,827,108.48 = 7,039,457.88/x
  3. Step 3: Cross multiply
    12,194,435.52x = 16,827,108.48 × 7,039,457.88
  4. Step 4: Simplify right side
    12,194,435.52x = 118,453,721,387,150.83
  5. Step 5: Solve for x
    x = 118,453,721,387,150.83/12,194,435.52
  6. Step 6: Final answer
    x = 9,713,751.92

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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.