Home / 10,981,878.40-15,154,966.02-6,020,311

Finding the Fourth Proportional to 10,981,878.40, 15,154,966.02 and 6,020,311

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Solution

The fourth proportional to 10,981,878.40, 15,154,966.02 and 6,020,311 is: 8,308,014.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,981,878.40 : 15,154,966.02 = 6,020,311 : x
  2. Step 2: Convert to fraction form
    10,981,878.40/15,154,966.02 = 6,020,311/x
  3. Step 3: Cross multiply
    10,981,878.40x = 15,154,966.02 × 6,020,311
  4. Step 4: Simplify right side
    10,981,878.40x = 91,237,608,634,832.22
  5. Step 5: Solve for x
    x = 91,237,608,634,832.22/10,981,878.40
  6. Step 6: Final answer
    x = 8,308,014.83

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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.