Home / 20,587,487.84-30,881,453.48-6,210,680.20

Finding the Fourth Proportional to 20,587,487.84, 30,881,453.48 and 6,210,680.20

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Solution

The fourth proportional to 20,587,487.84, 30,881,453.48 and 6,210,680.20 is: 9,316,087.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,587,487.84 : 30,881,453.48 = 6,210,680.20 : x
  2. Step 2: Convert to fraction form
    20,587,487.84/30,881,453.48 = 6,210,680.20/x
  3. Step 3: Cross multiply
    20,587,487.84x = 30,881,453.48 × 6,210,680.20
  4. Step 4: Simplify right side
    20,587,487.84x = 191,794,831,675,457.09
  5. Step 5: Solve for x
    x = 191,794,831,675,457.09/20,587,487.84
  6. Step 6: Final answer
    x = 9,316,087.19

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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.