Home / 30,976,166.31-42,742,162.94-17,225,230.47

Finding the Fourth Proportional to 30,976,166.31, 42,742,162.94 and 17,225,230.47

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Solution

The fourth proportional to 30,976,166.31, 42,742,162.94 and 17,225,230.47 is: 23,768,067.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,976,166.31 : 42,742,162.94 = 17,225,230.47 : x
  2. Step 2: Convert to fraction form
    30,976,166.31/42,742,162.94 = 17,225,230.47/x
  3. Step 3: Cross multiply
    30,976,166.31x = 42,742,162.94 × 17,225,230.47
  4. Step 4: Simplify right side
    30,976,166.31x = 736,243,607,341,666.62
  5. Step 5: Solve for x
    x = 736,243,607,341,666.62/30,976,166.31
  6. Step 6: Final answer
    x = 23,768,067.36

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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.