Home / 30,811,486.80-46,179,905.40-13,754,053.20

Finding the Fourth Proportional to 30,811,486.80, 46,179,905.40 and 13,754,053.20

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Solution

The fourth proportional to 30,811,486.80, 46,179,905.40 and 13,754,053.20 is: 20,614,418.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,811,486.80 : 46,179,905.40 = 13,754,053.20 : x
  2. Step 2: Convert to fraction form
    30,811,486.80/46,179,905.40 = 13,754,053.20/x
  3. Step 3: Cross multiply
    30,811,486.80x = 46,179,905.40 × 13,754,053.20
  4. Step 4: Simplify right side
    30,811,486.80x = 635,160,875,642,567.25
  5. Step 5: Solve for x
    x = 635,160,875,642,567.25/30,811,486.80
  6. Step 6: Final answer
    x = 20,614,418.24

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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.