Home / 7,310,883.84-10,966,053.60-1,919,484.96

Finding the Fourth Proportional to 7,310,883.84, 10,966,053.60 and 1,919,484.96

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Solution

The fourth proportional to 7,310,883.84, 10,966,053.60 and 1,919,484.96 is: 2,879,155.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,310,883.84 : 10,966,053.60 = 1,919,484.96 : x
  2. Step 2: Convert to fraction form
    7,310,883.84/10,966,053.60 = 1,919,484.96/x
  3. Step 3: Cross multiply
    7,310,883.84x = 10,966,053.60 × 1,919,484.96
  4. Step 4: Simplify right side
    7,310,883.84x = 21,049,174,955,753.86
  5. Step 5: Solve for x
    x = 21,049,174,955,753.86/7,310,883.84
  6. Step 6: Final answer
    x = 2,879,155.98

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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.