Home / 42,687,238.14-64,032,628.65-12,395,101.14

Finding the Fourth Proportional to 42,687,238.14, 64,032,628.65 and 12,395,101.14

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Solution

The fourth proportional to 42,687,238.14, 64,032,628.65 and 12,395,101.14 is: 18,593,166.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,687,238.14 : 64,032,628.65 = 12,395,101.14 : x
  2. Step 2: Convert to fraction form
    42,687,238.14/64,032,628.65 = 12,395,101.14/x
  3. Step 3: Cross multiply
    42,687,238.14x = 64,032,628.65 × 12,395,101.14
  4. Step 4: Simplify right side
    42,687,238.14x = 793,690,908,376,811.62
  5. Step 5: Solve for x
    x = 793,690,908,376,811.62/42,687,238.14
  6. Step 6: Final answer
    x = 18,593,166.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.