Home / 30,758,950.80-46,101,101.40-13,701,517.20

Finding the Fourth Proportional to 30,758,950.80, 46,101,101.40 and 13,701,517.20

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Solution

The fourth proportional to 30,758,950.80, 46,101,101.40 and 13,701,517.20 is: 20,535,649.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,758,950.80 : 46,101,101.40 = 13,701,517.20 : x
  2. Step 2: Convert to fraction form
    30,758,950.80/46,101,101.40 = 13,701,517.20/x
  3. Step 3: Cross multiply
    30,758,950.80x = 46,101,101.40 × 13,701,517.20
  4. Step 4: Simplify right side
    30,758,950.80x = 631,655,033,771,044
  5. Step 5: Solve for x
    x = 631,655,033,771,044/30,758,950.80
  6. Step 6: Final answer
    x = 20,535,649.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.