Home / 6,721,123.40-10,080,518.70-2,459,097.80

Finding the Fourth Proportional to 6,721,123.40, 10,080,518.70 and 2,459,097.80

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Solution

The fourth proportional to 6,721,123.40, 10,080,518.70 and 2,459,097.80 is: 3,688,219.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,721,123.40 : 10,080,518.70 = 2,459,097.80 : x
  2. Step 2: Convert to fraction form
    6,721,123.40/10,080,518.70 = 2,459,097.80/x
  3. Step 3: Cross multiply
    6,721,123.40x = 10,080,518.70 × 2,459,097.80
  4. Step 4: Simplify right side
    6,721,123.40x = 24,788,981,358,028.86
  5. Step 5: Solve for x
    x = 24,788,981,358,028.86/6,721,123.40
  6. Step 6: Final answer
    x = 3,688,219.94

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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.