Home / 67,072,881.89-92,546,894.72-39,190,199.29

Finding the Fourth Proportional to 67,072,881.89, 92,546,894.72 and 39,190,199.29

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Solution

The fourth proportional to 67,072,881.89, 92,546,894.72 and 39,190,199.29 is: 54,074,480.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,072,881.89 : 92,546,894.72 = 39,190,199.29 : x
  2. Step 2: Convert to fraction form
    67,072,881.89/92,546,894.72 = 39,190,199.29/x
  3. Step 3: Cross multiply
    67,072,881.89x = 92,546,894.72 × 39,190,199.29
  4. Step 4: Simplify right side
    67,072,881.89x = 3,626,931,247,258,038.50
  5. Step 5: Solve for x
    x = 3,626,931,247,258,038.50/67,072,881.89
  6. Step 6: Final answer
    x = 54,074,480.55

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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.