Home / 10,742,363.68-16,113,716.40-5,980,320.72

Finding the Fourth Proportional to 10,742,363.68, 16,113,716.40 and 5,980,320.72

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Solution

The fourth proportional to 10,742,363.68, 16,113,716.40 and 5,980,320.72 is: 8,970,576.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,742,363.68 : 16,113,716.40 = 5,980,320.72 : x
  2. Step 2: Convert to fraction form
    10,742,363.68/16,113,716.40 = 5,980,320.72/x
  3. Step 3: Cross multiply
    10,742,363.68x = 16,113,716.40 × 5,980,320.72
  4. Step 4: Simplify right side
    10,742,363.68x = 96,365,192,063,123.81
  5. Step 5: Solve for x
    x = 96,365,192,063,123.81/10,742,363.68
  6. Step 6: Final answer
    x = 8,970,576.21

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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.