Home / 5,109,058.64-7,050,339.96-2,817,315.92

Finding the Fourth Proportional to 5,109,058.64, 7,050,339.96 and 2,817,315.92

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Solution

The fourth proportional to 5,109,058.64, 7,050,339.96 and 2,817,315.92 is: 3,887,807.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,109,058.64 : 7,050,339.96 = 2,817,315.92 : x
  2. Step 2: Convert to fraction form
    5,109,058.64/7,050,339.96 = 2,817,315.92/x
  3. Step 3: Cross multiply
    5,109,058.64x = 7,050,339.96 × 2,817,315.92
  4. Step 4: Simplify right side
    5,109,058.64x = 19,863,035,010,720.16
  5. Step 5: Solve for x
    x = 19,863,035,010,720.16/5,109,058.64
  6. Step 6: Final answer
    x = 3,887,807.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.