Home / 40,516,623-55,918,264.44-23,108,977.80

Finding the Fourth Proportional to 40,516,623, 55,918,264.44 and 23,108,977.80

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Solution

The fourth proportional to 40,516,623, 55,918,264.44 and 23,108,977.80 is: 31,893,426.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,516,623 : 55,918,264.44 = 23,108,977.80 : x
  2. Step 2: Convert to fraction form
    40,516,623/55,918,264.44 = 23,108,977.80/x
  3. Step 3: Cross multiply
    40,516,623x = 55,918,264.44 × 23,108,977.80
  4. Step 4: Simplify right side
    40,516,623x = 1,292,213,931,558,489.50
  5. Step 5: Solve for x
    x = 1,292,213,931,558,489.50/40,516,623
  6. Step 6: Final answer
    x = 31,893,426.35

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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.