Home / 13,817,097.60-20,688,321.60-10,831,113.60

Finding the Fourth Proportional to 13,817,097.60, 20,688,321.60 and 10,831,113.60

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Solution

The fourth proportional to 13,817,097.60, 20,688,321.60 and 10,831,113.60 is: 16,217,411.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,817,097.60 : 20,688,321.60 = 10,831,113.60 : x
  2. Step 2: Convert to fraction form
    13,817,097.60/20,688,321.60 = 10,831,113.60/x
  3. Step 3: Cross multiply
    13,817,097.60x = 20,688,321.60 × 10,831,113.60
  4. Step 4: Simplify right side
    13,817,097.60x = 224,077,561,442,933.78
  5. Step 5: Solve for x
    x = 224,077,561,442,933.78/13,817,097.60
  6. Step 6: Final answer
    x = 16,217,411.78

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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.