Home / 13,936,829.52-19,232,289.96-7,742,266.22

Finding the Fourth Proportional to 13,936,829.52, 19,232,289.96 and 7,742,266.22

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Solution

The fourth proportional to 13,936,829.52, 19,232,289.96 and 7,742,266.22 is: 10,684,030.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,936,829.52 : 19,232,289.96 = 7,742,266.22 : x
  2. Step 2: Convert to fraction form
    13,936,829.52/19,232,289.96 = 7,742,266.22/x
  3. Step 3: Cross multiply
    13,936,829.52x = 19,232,289.96 × 7,742,266.22
  4. Step 4: Simplify right side
    13,936,829.52x = 148,901,508,844,969
  5. Step 5: Solve for x
    x = 148,901,508,844,969/13,936,829.52
  6. Step 6: Final answer
    x = 10,684,030.29

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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.