Home / 28,133,127.40-42,087,716.70-24,388,205.80

Finding the Fourth Proportional to 28,133,127.40, 42,087,716.70 and 24,388,205.80

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Solution

The fourth proportional to 28,133,127.40, 42,087,716.70 and 24,388,205.80 is: 36,485,239.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,133,127.40 : 42,087,716.70 = 24,388,205.80 : x
  2. Step 2: Convert to fraction form
    28,133,127.40/42,087,716.70 = 24,388,205.80/x
  3. Step 3: Cross multiply
    28,133,127.40x = 42,087,716.70 × 24,388,205.80
  4. Step 4: Simplify right side
    28,133,127.40x = 1,026,443,896,531,697
  5. Step 5: Solve for x
    x = 1,026,443,896,531,697/28,133,127.40
  6. Step 6: Final answer
    x = 36,485,239.69

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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.