Home / 15,605,999.20-23,407,832.40-6,505,746.40

Finding the Fourth Proportional to 15,605,999.20, 23,407,832.40 and 6,505,746.40

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Solution

The fourth proportional to 15,605,999.20, 23,407,832.40 and 6,505,746.40 is: 9,758,133.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,605,999.20 : 23,407,832.40 = 6,505,746.40 : x
  2. Step 2: Convert to fraction form
    15,605,999.20/23,407,832.40 = 6,505,746.40/x
  3. Step 3: Cross multiply
    15,605,999.20x = 23,407,832.40 × 6,505,746.40
  4. Step 4: Simplify right side
    15,605,999.20x = 152,285,421,368,103.34
  5. Step 5: Solve for x
    x = 152,285,421,368,103.34/15,605,999.20
  6. Step 6: Final answer
    x = 9,758,133.36

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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.