Home / 13,808,715.71-19,056,177.25-7,613,774.39

Finding the Fourth Proportional to 13,808,715.71, 19,056,177.25 and 7,613,774.39

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Solution

The fourth proportional to 13,808,715.71, 19,056,177.25 and 7,613,774.39 is: 10,507,091.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,808,715.71 : 19,056,177.25 = 7,613,774.39 : x
  2. Step 2: Convert to fraction form
    13,808,715.71/19,056,177.25 = 7,613,774.39/x
  3. Step 3: Cross multiply
    13,808,715.71x = 19,056,177.25 × 7,613,774.39
  4. Step 4: Simplify right side
    13,808,715.71x = 145,089,434,345,956.62
  5. Step 5: Solve for x
    x = 145,089,434,345,956.62/13,808,715.71
  6. Step 6: Final answer
    x = 10,507,091.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.