Home / 47,308,910.80-70,958,117.40-13,233,701.20

Finding the Fourth Proportional to 47,308,910.80, 70,958,117.40 and 13,233,701.20

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Solution

The fourth proportional to 47,308,910.80, 70,958,117.40 and 13,233,701.20 is: 19,849,083.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,308,910.80 : 70,958,117.40 = 13,233,701.20 : x
  2. Step 2: Convert to fraction form
    47,308,910.80/70,958,117.40 = 13,233,701.20/x
  3. Step 3: Cross multiply
    47,308,910.80x = 70,958,117.40 × 13,233,701.20
  4. Step 4: Simplify right side
    47,308,910.80x = 939,038,523,386,120.88
  5. Step 5: Solve for x
    x = 939,038,523,386,120.88/47,308,910.80
  6. Step 6: Final answer
    x = 19,849,083.56

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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.