Home / 20,587,609.73-30,881,636.36-6,210,802.13

Finding the Fourth Proportional to 20,587,609.73, 30,881,636.36 and 6,210,802.13

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Solution

The fourth proportional to 20,587,609.73, 30,881,636.36 and 6,210,802.13 is: 9,316,270.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,587,609.73 : 30,881,636.36 = 6,210,802.13 : x
  2. Step 2: Convert to fraction form
    20,587,609.73/30,881,636.36 = 6,210,802.13/x
  3. Step 3: Cross multiply
    20,587,609.73x = 30,881,636.36 × 6,210,802.13
  4. Step 4: Simplify right side
    20,587,609.73x = 191,799,732,882,573.44
  5. Step 5: Solve for x
    x = 191,799,732,882,573.44/20,587,609.73
  6. Step 6: Final answer
    x = 9,316,270.10

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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.