Home / 12,934,538.40-19,400,252.40-5,360,714.40

Finding the Fourth Proportional to 12,934,538.40, 19,400,252.40 and 5,360,714.40

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Solution

The fourth proportional to 12,934,538.40, 19,400,252.40 and 5,360,714.40 is: 8,040,427.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,934,538.40 : 19,400,252.40 = 5,360,714.40 : x
  2. Step 2: Convert to fraction form
    12,934,538.40/19,400,252.40 = 5,360,714.40/x
  3. Step 3: Cross multiply
    12,934,538.40x = 19,400,252.40 × 5,360,714.40
  4. Step 4: Simplify right side
    12,934,538.40x = 103,999,212,404,314.56
  5. Step 5: Solve for x
    x = 103,999,212,404,314.56/12,934,538.40
  6. Step 6: Final answer
    x = 8,040,427.05

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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.