Home / 30,752,184.39-42,438,090.81-16,814,438.94

Finding the Fourth Proportional to 30,752,184.39, 42,438,090.81 and 16,814,438.94

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Solution

The fourth proportional to 30,752,184.39, 42,438,090.81 and 16,814,438.94 is: 23,203,967.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,752,184.39 : 42,438,090.81 = 16,814,438.94 : x
  2. Step 2: Convert to fraction form
    30,752,184.39/42,438,090.81 = 16,814,438.94/x
  3. Step 3: Cross multiply
    30,752,184.39x = 42,438,090.81 × 16,814,438.94
  4. Step 4: Simplify right side
    30,752,184.39x = 713,572,686,654,920.25
  5. Step 5: Solve for x
    x = 713,572,686,654,920.25/30,752,184.39
  6. Step 6: Final answer
    x = 23,203,967.48

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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.