Home / 27,077,487.78-40,622,209.74-10,038,160.74

Finding the Fourth Proportional to 27,077,487.78, 40,622,209.74 and 10,038,160.74

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Solution

The fourth proportional to 27,077,487.78, 40,622,209.74 and 10,038,160.74 is: 15,059,457.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,077,487.78 : 40,622,209.74 = 10,038,160.74 : x
  2. Step 2: Convert to fraction form
    27,077,487.78/40,622,209.74 = 10,038,160.74/x
  3. Step 3: Cross multiply
    27,077,487.78x = 40,622,209.74 × 10,038,160.74
  4. Step 4: Simplify right side
    27,077,487.78x = 407,772,270,984,113.62
  5. Step 5: Solve for x
    x = 407,772,270,984,113.62/27,077,487.78
  6. Step 6: Final answer
    x = 15,059,457.30

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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.