Home / 47,314,902.80-70,972,354.20-21,805,734.80

Finding the Fourth Proportional to 47,314,902.80, 70,972,354.20 and 21,805,734.80

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Solution

The fourth proportional to 47,314,902.80, 70,972,354.20 and 21,805,734.80 is: 32,708,602.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,314,902.80 : 70,972,354.20 = 21,805,734.80 : x
  2. Step 2: Convert to fraction form
    47,314,902.80/70,972,354.20 = 21,805,734.80/x
  3. Step 3: Cross multiply
    47,314,902.80x = 70,972,354.20 × 21,805,734.80
  4. Step 4: Simplify right side
    47,314,902.80x = 1,547,604,333,816,866.25
  5. Step 5: Solve for x
    x = 1,547,604,333,816,866.25/47,314,902.80
  6. Step 6: Final answer
    x = 32,708,602.20

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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.