Home / 64,673,405.80-97,023,587.10-21,556,004.20

Finding the Fourth Proportional to 64,673,405.80, 97,023,587.10 and 21,556,004.20

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Solution

The fourth proportional to 64,673,405.80, 97,023,587.10 and 21,556,004.20 is: 32,338,498.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,673,405.80 : 97,023,587.10 = 21,556,004.20 : x
  2. Step 2: Convert to fraction form
    64,673,405.80/97,023,587.10 = 21,556,004.20/x
  3. Step 3: Cross multiply
    64,673,405.80x = 97,023,587.10 × 21,556,004.20
  4. Step 4: Simplify right side
    64,673,405.80x = 2,091,440,851,026,665.50
  5. Step 5: Solve for x
    x = 2,091,440,851,026,665.50/64,673,405.80
  6. Step 6: Final answer
    x = 32,338,498.73

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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.