Home / 7,117,005.60-10,675,508.40-6,837,999.08

Finding the Fourth Proportional to 7,117,005.60, 10,675,508.40 and 6,837,999.08

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Solution

The fourth proportional to 7,117,005.60, 10,675,508.40 and 6,837,999.08 is: 10,256,998.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117,005.60 : 10,675,508.40 = 6,837,999.08 : x
  2. Step 2: Convert to fraction form
    7,117,005.60/10,675,508.40 = 6,837,999.08/x
  3. Step 3: Cross multiply
    7,117,005.60x = 10,675,508.40 × 6,837,999.08
  4. Step 4: Simplify right side
    7,117,005.60x = 72,999,116,564,354.73
  5. Step 5: Solve for x
    x = 72,999,116,564,354.73/7,117,005.60
  6. Step 6: Final answer
    x = 10,256,998.61

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Similar ratio
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1.5x scale

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.