Home / 17,338,428.40-26,007,729-7,108,875.76

Finding the Fourth Proportional to 17,338,428.40, 26,007,729 and 7,108,875.76

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Solution

The fourth proportional to 17,338,428.40, 26,007,729 and 7,108,875.76 is: 10,663,349.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,338,428.40 : 26,007,729 = 7,108,875.76 : x
  2. Step 2: Convert to fraction form
    17,338,428.40/26,007,729 = 7,108,875.76/x
  3. Step 3: Cross multiply
    17,338,428.40x = 26,007,729 × 7,108,875.76
  4. Step 4: Simplify right side
    17,338,428.40x = 184,885,714,260,749.03
  5. Step 5: Solve for x
    x = 184,885,714,260,749.03/17,338,428.40
  6. Step 6: Final answer
    x = 10,663,349.06

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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.