Home / 13,457,442.60-20,186,163.90-6,282,989.10

Finding the Fourth Proportional to 13,457,442.60, 20,186,163.90 and 6,282,989.10

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Solution

The fourth proportional to 13,457,442.60, 20,186,163.90 and 6,282,989.10 is: 9,424,483.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,457,442.60 : 20,186,163.90 = 6,282,989.10 : x
  2. Step 2: Convert to fraction form
    13,457,442.60/20,186,163.90 = 6,282,989.10/x
  3. Step 3: Cross multiply
    13,457,442.60x = 20,186,163.90 × 6,282,989.10
  4. Step 4: Simplify right side
    13,457,442.60x = 126,829,447,754,513.47
  5. Step 5: Solve for x
    x = 126,829,447,754,513.47/13,457,442.60
  6. Step 6: Final answer
    x = 9,424,483.65

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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.