Home / 74,909,044.44-112,363,566.93-21,056,356.44

Finding the Fourth Proportional to 74,909,044.44, 112,363,566.93 and 21,056,356.44

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Solution

The fourth proportional to 74,909,044.44, 112,363,566.93 and 21,056,356.44 is: 31,584,534.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,909,044.44 : 112,363,566.93 = 21,056,356.44 : x
  2. Step 2: Convert to fraction form
    74,909,044.44/112,363,566.93 = 21,056,356.44/x
  3. Step 3: Cross multiply
    74,909,044.44x = 112,363,566.93 × 21,056,356.44
  4. Step 4: Simplify right side
    74,909,044.44x = 2,365,967,316,042,595
  5. Step 5: Solve for x
    x = 2,365,967,316,042,595/74,909,044.44
  6. Step 6: Final answer
    x = 31,584,534.73

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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.