Home / 7,160,358.04-9,881,374.62-3,897,193.48

Finding the Fourth Proportional to 7,160,358.04, 9,881,374.62 and 3,897,193.48

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Solution

The fourth proportional to 7,160,358.04, 9,881,374.62 and 3,897,193.48 is: 5,378,170.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,160,358.04 : 9,881,374.62 = 3,897,193.48 : x
  2. Step 2: Convert to fraction form
    7,160,358.04/9,881,374.62 = 3,897,193.48/x
  3. Step 3: Cross multiply
    7,160,358.04x = 9,881,374.62 × 3,897,193.48
  4. Step 4: Simplify right side
    7,160,358.04x = 38,509,628,742,501.48
  5. Step 5: Solve for x
    x = 38,509,628,742,501.48/7,160,358.04
  6. Step 6: Final answer
    x = 5,378,170.83

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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.