Home / 55,646,793.72-76,793,806.04-30,866,173.34

Finding the Fourth Proportional to 55,646,793.72, 76,793,806.04 and 30,866,173.34

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Solution

The fourth proportional to 55,646,793.72, 76,793,806.04 and 30,866,173.34 is: 42,596,001.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,646,793.72 : 76,793,806.04 = 30,866,173.34 : x
  2. Step 2: Convert to fraction form
    55,646,793.72/76,793,806.04 = 30,866,173.34/x
  3. Step 3: Cross multiply
    55,646,793.72x = 76,793,806.04 × 30,866,173.34
  4. Step 4: Simplify right side
    55,646,793.72x = 2,370,330,928,130,679
  5. Step 5: Solve for x
    x = 2,370,330,928,130,679/55,646,793.72
  6. Step 6: Final answer
    x = 42,596,001.85

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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.