Home / 12,654,051.48-19,011,358.32-8,113,995.32

Finding the Fourth Proportional to 12,654,051.48, 19,011,358.32 and 8,113,995.32

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Solution

The fourth proportional to 12,654,051.48, 19,011,358.32 and 8,113,995.32 is: 12,190,409.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,654,051.48 : 19,011,358.32 = 8,113,995.32 : x
  2. Step 2: Convert to fraction form
    12,654,051.48/19,011,358.32 = 8,113,995.32/x
  3. Step 3: Cross multiply
    12,654,051.48x = 19,011,358.32 × 8,113,995.32
  4. Step 4: Simplify right side
    12,654,051.48x = 154,258,072,435,323.06
  5. Step 5: Solve for x
    x = 154,258,072,435,323.06/12,654,051.48
  6. Step 6: Final answer
    x = 12,190,409.74

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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.