Home / 15,391,889.07-23,041,804.55-9,308,209.11

Finding the Fourth Proportional to 15,391,889.07, 23,041,804.55 and 9,308,209.11

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Solution

The fourth proportional to 15,391,889.07, 23,041,804.55 and 9,308,209.11 is: 13,934,477.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,391,889.07 : 23,041,804.55 = 9,308,209.11 : x
  2. Step 2: Convert to fraction form
    15,391,889.07/23,041,804.55 = 9,308,209.11/x
  3. Step 3: Cross multiply
    15,391,889.07x = 23,041,804.55 × 9,308,209.11
  4. Step 4: Simplify right side
    15,391,889.07x = 214,477,934,976,608.41
  5. Step 5: Solve for x
    x = 214,477,934,976,608.41/15,391,889.07
  6. Step 6: Final answer
    x = 13,934,477.70

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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.