Home / 40,128,282.95-55,380,445.70-22,727,723.63

Finding the Fourth Proportional to 40,128,282.95, 55,380,445.70 and 22,727,723.63

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Solution

The fourth proportional to 40,128,282.95, 55,380,445.70 and 22,727,723.63 is: 31,366,192.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,128,282.95 : 55,380,445.70 = 22,727,723.63 : x
  2. Step 2: Convert to fraction form
    40,128,282.95/55,380,445.70 = 22,727,723.63/x
  3. Step 3: Cross multiply
    40,128,282.95x = 55,380,445.70 × 22,727,723.63
  4. Step 4: Simplify right side
    40,128,282.95x = 1,258,671,463,985,281
  5. Step 5: Solve for x
    x = 1,258,671,463,985,281/40,128,282.95
  6. Step 6: Final answer
    x = 31,366,192.91

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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.