Home / 10,528,335.54-15,792,501.15-5,740,051.86

Finding the Fourth Proportional to 10,528,335.54, 15,792,501.15 and 5,740,051.86

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Solution

The fourth proportional to 10,528,335.54, 15,792,501.15 and 5,740,051.86 is: 8,610,076.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,528,335.54 : 15,792,501.15 = 5,740,051.86 : x
  2. Step 2: Convert to fraction form
    10,528,335.54/15,792,501.15 = 5,740,051.86/x
  3. Step 3: Cross multiply
    10,528,335.54x = 15,792,501.15 × 5,740,051.86
  4. Step 4: Simplify right side
    10,528,335.54x = 90,649,775,600,109.64
  5. Step 5: Solve for x
    x = 90,649,775,600,109.64/10,528,335.54
  6. Step 6: Final answer
    x = 8,610,076.61

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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.