Home / 40,128,284.95-55,380,448.46-22,727,725.63

Finding the Fourth Proportional to 40,128,284.95, 55,380,448.46 and 22,727,725.63

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Solution

The fourth proportional to 40,128,284.95, 55,380,448.46 and 22,727,725.63 is: 31,366,195.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,128,284.95 : 55,380,448.46 = 22,727,725.63 : x
  2. Step 2: Convert to fraction form
    40,128,284.95/55,380,448.46 = 22,727,725.63/x
  3. Step 3: Cross multiply
    40,128,284.95x = 55,380,448.46 × 22,727,725.63
  4. Step 4: Simplify right side
    40,128,284.95x = 1,258,671,637,865,236
  5. Step 5: Solve for x
    x = 1,258,671,637,865,236/40,128,284.95
  6. Step 6: Final answer
    x = 31,366,195.68

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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.