Home / 65,759,434.98-90,748,196.76-36,392,792.64

Finding the Fourth Proportional to 65,759,434.98, 90,748,196.76 and 36,392,792.64

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Solution

The fourth proportional to 65,759,434.98, 90,748,196.76 and 36,392,792.64 is: 50,222,151.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,759,434.98 : 90,748,196.76 = 36,392,792.64 : x
  2. Step 2: Convert to fraction form
    65,759,434.98/90,748,196.76 = 36,392,792.64/x
  3. Step 3: Cross multiply
    65,759,434.98x = 90,748,196.76 × 36,392,792.64
  4. Step 4: Simplify right side
    65,759,434.98x = 3,302,580,306,732,057.50
  5. Step 5: Solve for x
    x = 3,302,580,306,732,057.50/65,759,434.98
  6. Step 6: Final answer
    x = 50,222,151.51

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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.