Home / 20,602,075.77-30,902,799.24-6,964,801.92

Finding the Fourth Proportional to 20,602,075.77, 30,902,799.24 and 6,964,801.92

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Solution

The fourth proportional to 20,602,075.77, 30,902,799.24 and 6,964,801.92 is: 10,447,096.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,602,075.77 : 30,902,799.24 = 6,964,801.92 : x
  2. Step 2: Convert to fraction form
    20,602,075.77/30,902,799.24 = 6,964,801.92/x
  3. Step 3: Cross multiply
    20,602,075.77x = 30,902,799.24 × 6,964,801.92
  4. Step 4: Simplify right side
    20,602,075.77x = 215,231,875,480,126.53
  5. Step 5: Solve for x
    x = 215,231,875,480,126.53/20,602,075.77
  6. Step 6: Final answer
    x = 10,447,096.59

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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.