Home / 14,275,620.96-19,700,381.92-7,749,254.85

Finding the Fourth Proportional to 14,275,620.96, 19,700,381.92 and 7,749,254.85

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Solution

The fourth proportional to 14,275,620.96, 19,700,381.92 and 7,749,254.85 is: 10,693,985.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,275,620.96 : 19,700,381.92 = 7,749,254.85 : x
  2. Step 2: Convert to fraction form
    14,275,620.96/19,700,381.92 = 7,749,254.85/x
  3. Step 3: Cross multiply
    14,275,620.96x = 19,700,381.92 × 7,749,254.85
  4. Step 4: Simplify right side
    14,275,620.96x = 152,663,280,140,412.31
  5. Step 5: Solve for x
    x = 152,663,280,140,412.31/14,275,620.96
  6. Step 6: Final answer
    x = 10,693,985.26

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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.