Home / 13,903,515.59-20,867,280.01-9,646,673.18

Finding the Fourth Proportional to 13,903,515.59, 20,867,280.01 and 9,646,673.18

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Solution

The fourth proportional to 13,903,515.59, 20,867,280.01 and 9,646,673.18 is: 14,478,340.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,903,515.59 : 20,867,280.01 = 9,646,673.18 : x
  2. Step 2: Convert to fraction form
    13,903,515.59/20,867,280.01 = 9,646,673.18/x
  3. Step 3: Cross multiply
    13,903,515.59x = 20,867,280.01 × 9,646,673.18
  4. Step 4: Simplify right side
    13,903,515.59x = 201,299,830,259,447.38
  5. Step 5: Solve for x
    x = 201,299,830,259,447.38/13,903,515.59
  6. Step 6: Final answer
    x = 14,478,340.32

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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.