Home / 13,052,428.80-19,559,980.80-9,613,881.60

Finding the Fourth Proportional to 13,052,428.80, 19,559,980.80 and 9,613,881.60

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Solution

The fourth proportional to 13,052,428.80, 19,559,980.80 and 9,613,881.60 is: 14,407,076.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,052,428.80 : 19,559,980.80 = 9,613,881.60 : x
  2. Step 2: Convert to fraction form
    13,052,428.80/19,559,980.80 = 9,613,881.60/x
  3. Step 3: Cross multiply
    13,052,428.80x = 19,559,980.80 × 9,613,881.60
  4. Step 4: Simplify right side
    13,052,428.80x = 188,047,339,509,473.28
  5. Step 5: Solve for x
    x = 188,047,339,509,473.28/13,052,428.80
  6. Step 6: Final answer
    x = 14,407,076.44

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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.