Home / 28,001,602.80-41,918,423.40-16,636,201.20

Finding the Fourth Proportional to 28,001,602.80, 41,918,423.40 and 16,636,201.20

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Solution

The fourth proportional to 28,001,602.80, 41,918,423.40 and 16,636,201.20 is: 24,904,407.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,001,602.80 : 41,918,423.40 = 16,636,201.20 : x
  2. Step 2: Convert to fraction form
    28,001,602.80/41,918,423.40 = 16,636,201.20/x
  3. Step 3: Cross multiply
    28,001,602.80x = 41,918,423.40 × 16,636,201.20
  4. Step 4: Simplify right side
    28,001,602.80x = 697,363,325,669,188
  5. Step 5: Solve for x
    x = 697,363,325,669,188/28,001,602.80
  6. Step 6: Final answer
    x = 24,904,407.46

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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.