Home / 48,402,466.80-72,616,530.60-21,097,042.80

Finding the Fourth Proportional to 48,402,466.80, 72,616,530.60 and 21,097,042.80

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Solution

The fourth proportional to 48,402,466.80, 72,616,530.60 and 21,097,042.80 is: 31,651,156.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,402,466.80 : 72,616,530.60 = 21,097,042.80 : x
  2. Step 2: Convert to fraction form
    48,402,466.80/72,616,530.60 = 21,097,042.80/x
  3. Step 3: Cross multiply
    48,402,466.80x = 72,616,530.60 × 21,097,042.80
  4. Step 4: Simplify right side
    48,402,466.80x = 1,531,994,054,055,709.50
  5. Step 5: Solve for x
    x = 1,531,994,054,055,709.50/48,402,466.80
  6. Step 6: Final answer
    x = 31,651,156.55

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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.