Home / 10,783,566.80-14,884,617.48-6,654,860.72

Finding the Fourth Proportional to 10,783,566.80, 14,884,617.48 and 6,654,860.72

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Solution

The fourth proportional to 10,783,566.80, 14,884,617.48 and 6,654,860.72 is: 9,185,741.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,783,566.80 : 14,884,617.48 = 6,654,860.72 : x
  2. Step 2: Convert to fraction form
    10,783,566.80/14,884,617.48 = 6,654,860.72/x
  3. Step 3: Cross multiply
    10,783,566.80x = 14,884,617.48 × 6,654,860.72
  4. Step 4: Simplify right side
    10,783,566.80x = 99,055,056,199,877.39
  5. Step 5: Solve for x
    x = 99,055,056,199,877.39/10,783,566.80
  6. Step 6: Final answer
    x = 9,185,741.42

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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.