Home / 29,290,424.80-43,893,646.80-21,553,693.60

Finding the Fourth Proportional to 29,290,424.80, 43,893,646.80 and 21,553,693.60

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Solution

The fourth proportional to 29,290,424.80, 43,893,646.80 and 21,553,693.60 is: 32,299,641.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,290,424.80 : 43,893,646.80 = 21,553,693.60 : x
  2. Step 2: Convert to fraction form
    29,290,424.80/43,893,646.80 = 21,553,693.60/x
  3. Step 3: Cross multiply
    29,290,424.80x = 43,893,646.80 × 21,553,693.60
  4. Step 4: Simplify right side
    29,290,424.80x = 946,070,214,113,820.50
  5. Step 5: Solve for x
    x = 946,070,214,113,820.50/29,290,424.80
  6. Step 6: Final answer
    x = 32,299,641.28

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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.