Home / 40,780,064.77-56,276,486.22-22,195,338.10

Finding the Fourth Proportional to 40,780,064.77, 56,276,486.22 and 22,195,338.10

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Solution

The fourth proportional to 40,780,064.77, 56,276,486.22 and 22,195,338.10 is: 30,629,564.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,780,064.77 : 56,276,486.22 = 22,195,338.10 : x
  2. Step 2: Convert to fraction form
    40,780,064.77/56,276,486.22 = 22,195,338.10/x
  3. Step 3: Cross multiply
    40,780,064.77x = 56,276,486.22 × 22,195,338.10
  4. Step 4: Simplify right side
    40,780,064.77x = 1,249,075,638,732,891
  5. Step 5: Solve for x
    x = 1,249,075,638,732,891/40,780,064.77
  6. Step 6: Final answer
    x = 30,629,564.86

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1.5x scale

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.