Home / 64,368,161.60-96,552,242.40-21,244,020.80

Finding the Fourth Proportional to 64,368,161.60, 96,552,242.40 and 21,244,020.80

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Solution

The fourth proportional to 64,368,161.60, 96,552,242.40 and 21,244,020.80 is: 31,866,031.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,368,161.60 : 96,552,242.40 = 21,244,020.80 : x
  2. Step 2: Convert to fraction form
    64,368,161.60/96,552,242.40 = 21,244,020.80/x
  3. Step 3: Cross multiply
    64,368,161.60x = 96,552,242.40 × 21,244,020.80
  4. Step 4: Simplify right side
    64,368,161.60x = 2,051,157,845,832,242
  5. Step 5: Solve for x
    x = 2,051,157,845,832,242/64,368,161.60
  6. Step 6: Final answer
    x = 31,866,031.20

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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.