Home / 20,587,608.48-30,881,634.48-6,210,800.88

Finding the Fourth Proportional to 20,587,608.48, 30,881,634.48 and 6,210,800.88

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Solution

The fourth proportional to 20,587,608.48, 30,881,634.48 and 6,210,800.88 is: 9,316,268.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,587,608.48 : 30,881,634.48 = 6,210,800.88 : x
  2. Step 2: Convert to fraction form
    20,587,608.48/30,881,634.48 = 6,210,800.88/x
  3. Step 3: Cross multiply
    20,587,608.48x = 30,881,634.48 × 6,210,800.88
  4. Step 4: Simplify right side
    20,587,608.48x = 191,799,682,604,222.34
  5. Step 5: Solve for x
    x = 191,799,682,604,222.34/20,587,608.48
  6. Step 6: Final answer
    x = 9,316,268.22

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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.