Home / 28,057,026.60-42,075,042.30-9,854,188.20

Finding the Fourth Proportional to 28,057,026.60, 42,075,042.30 and 9,854,188.20

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Solution

The fourth proportional to 28,057,026.60, 42,075,042.30 and 9,854,188.20 is: 14,777,595.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,057,026.60 : 42,075,042.30 = 9,854,188.20 : x
  2. Step 2: Convert to fraction form
    28,057,026.60/42,075,042.30 = 9,854,188.20/x
  3. Step 3: Cross multiply
    28,057,026.60x = 42,075,042.30 × 9,854,188.20
  4. Step 4: Simplify right side
    28,057,026.60x = 414,615,385,347,160.81
  5. Step 5: Solve for x
    x = 414,615,385,347,160.81/28,057,026.60
  6. Step 6: Final answer
    x = 14,777,595.33

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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.