Home / 81,381,094.69-112,303,319.90-46,573,037.80

Finding the Fourth Proportional to 81,381,094.69, 112,303,319.90 and 46,573,037.80

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Solution

The fourth proportional to 81,381,094.69, 112,303,319.90 and 46,573,037.80 is: 64,269,309.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,381,094.69 : 112,303,319.90 = 46,573,037.80 : x
  2. Step 2: Convert to fraction form
    81,381,094.69/112,303,319.90 = 46,573,037.80/x
  3. Step 3: Cross multiply
    81,381,094.69x = 112,303,319.90 × 46,573,037.80
  4. Step 4: Simplify right side
    81,381,094.69x = 5,230,306,762,768,192
  5. Step 5: Solve for x
    x = 5,230,306,762,768,192/81,381,094.69
  6. Step 6: Final answer
    x = 64,269,309.51

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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.