Home / 28,432,477.48-42,648,664.38-9,263,211.88

Finding the Fourth Proportional to 28,432,477.48, 42,648,664.38 and 9,263,211.88

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Solution

The fourth proportional to 28,432,477.48, 42,648,664.38 and 9,263,211.88 is: 13,894,800.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,432,477.48 : 42,648,664.38 = 9,263,211.88 : x
  2. Step 2: Convert to fraction form
    28,432,477.48/42,648,664.38 = 9,263,211.88/x
  3. Step 3: Cross multiply
    28,432,477.48x = 42,648,664.38 × 9,263,211.88
  4. Step 4: Simplify right side
    28,432,477.48x = 395,063,614,550,948.88
  5. Step 5: Solve for x
    x = 395,063,614,550,948.88/28,432,477.48
  6. Step 6: Final answer
    x = 13,894,800.93

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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.