Home / 73,237,784.28-109,875,821.91-42,502,818.06

Finding the Fourth Proportional to 73,237,784.28, 109,875,821.91 and 42,502,818.06

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Solution

The fourth proportional to 73,237,784.28, 109,875,821.91 and 42,502,818.06 is: 63,765,337.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,237,784.28 : 109,875,821.91 = 42,502,818.06 : x
  2. Step 2: Convert to fraction form
    73,237,784.28/109,875,821.91 = 42,502,818.06/x
  3. Step 3: Cross multiply
    73,237,784.28x = 109,875,821.91 × 42,502,818.06
  4. Step 4: Simplify right side
    73,237,784.28x = 4,670,032,067,833,692
  5. Step 5: Solve for x
    x = 4,670,032,067,833,692/73,237,784.28
  6. Step 6: Final answer
    x = 63,765,337.98

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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.