Home / 65,759,440.97-90,748,205.06-36,392,798.63

Finding the Fourth Proportional to 65,759,440.97, 90,748,205.06 and 36,392,798.63

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Solution

The fourth proportional to 65,759,440.97, 90,748,205.06 and 36,392,798.63 is: 50,222,159.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,759,440.97 : 90,748,205.06 = 36,392,798.63 : x
  2. Step 2: Convert to fraction form
    65,759,440.97/90,748,205.06 = 36,392,798.63/x
  3. Step 3: Cross multiply
    65,759,440.97x = 90,748,205.06 × 36,392,798.63
  4. Step 4: Simplify right side
    65,759,440.97x = 3,302,581,152,146,822.50
  5. Step 5: Solve for x
    x = 3,302,581,152,146,822.50/65,759,440.97
  6. Step 6: Final answer
    x = 50,222,159.79

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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.