Home / 47,065,871.08-70,602,383.76-18,299,647.72

Finding the Fourth Proportional to 47,065,871.08, 70,602,383.76 and 18,299,647.72

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Solution

The fourth proportional to 47,065,871.08, 70,602,383.76 and 18,299,647.72 is: 27,450,862.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,065,871.08 : 70,602,383.76 = 18,299,647.72 : x
  2. Step 2: Convert to fraction form
    47,065,871.08/70,602,383.76 = 18,299,647.72/x
  3. Step 3: Cross multiply
    47,065,871.08x = 70,602,383.76 × 18,299,647.72
  4. Step 4: Simplify right side
    47,065,871.08x = 1,291,998,751,000,249
  5. Step 5: Solve for x
    x = 1,291,998,751,000,249/47,065,871.08
  6. Step 6: Final answer
    x = 27,450,862.41

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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.