Home / 30,778,374.84-42,475,407.66-17,027,102.04

Finding the Fourth Proportional to 30,778,374.84, 42,475,407.66 and 17,027,102.04

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Solution

The fourth proportional to 30,778,374.84, 42,475,407.66 and 17,027,102.04 is: 23,498,092.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,778,374.84 : 42,475,407.66 = 17,027,102.04 : x
  2. Step 2: Convert to fraction form
    30,778,374.84/42,475,407.66 = 17,027,102.04/x
  3. Step 3: Cross multiply
    30,778,374.84x = 42,475,407.66 × 17,027,102.04
  4. Step 4: Simplify right side
    30,778,374.84x = 723,233,100,417,417.50
  5. Step 5: Solve for x
    x = 723,233,100,417,417.50/30,778,374.84
  6. Step 6: Final answer
    x = 23,498,092.55

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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.