Home / 10,342,379.70-14,271,924.24-5,695,256.48

Finding the Fourth Proportional to 10,342,379.70, 14,271,924.24 and 5,695,256.48

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Solution

The fourth proportional to 10,342,379.70, 14,271,924.24 and 5,695,256.48 is: 7,859,145.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342,379.70 : 14,271,924.24 = 5,695,256.48 : x
  2. Step 2: Convert to fraction form
    10,342,379.70/14,271,924.24 = 5,695,256.48/x
  3. Step 3: Cross multiply
    10,342,379.70x = 14,271,924.24 × 5,695,256.48
  4. Step 4: Simplify right side
    10,342,379.70x = 81,282,268,938,569.45
  5. Step 5: Solve for x
    x = 81,282,268,938,569.45/10,342,379.70
  6. Step 6: Final answer
    x = 7,859,145.70

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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.