Home / 7,623,964.31-10,521,070.80-4,186,205.34

Finding the Fourth Proportional to 7,623,964.31, 10,521,070.80 and 4,186,205.34

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Solution

The fourth proportional to 7,623,964.31, 10,521,070.80 and 4,186,205.34 is: 5,776,963.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623,964.31 : 10,521,070.80 = 4,186,205.34 : x
  2. Step 2: Convert to fraction form
    7,623,964.31/10,521,070.80 = 4,186,205.34/x
  3. Step 3: Cross multiply
    7,623,964.31x = 10,521,070.80 × 4,186,205.34
  4. Step 4: Simplify right side
    7,623,964.31x = 44,043,362,691,941.69
  5. Step 5: Solve for x
    x = 44,043,362,691,941.69/7,623,964.31
  6. Step 6: Final answer
    x = 5,776,963.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.