Home / 14,021,825.56-21,069,727.20-7,549,686.12

Finding the Fourth Proportional to 14,021,825.56, 21,069,727.20 and 7,549,686.12

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Solution

The fourth proportional to 14,021,825.56, 21,069,727.20 and 7,549,686.12 is: 11,344,444.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021,825.56 : 21,069,727.20 = 7,549,686.12 : x
  2. Step 2: Convert to fraction form
    14,021,825.56/21,069,727.20 = 7,549,686.12/x
  3. Step 3: Cross multiply
    14,021,825.56x = 21,069,727.20 × 7,549,686.12
  4. Step 4: Simplify right side
    14,021,825.56x = 159,069,826,994,026.47
  5. Step 5: Solve for x
    x = 159,069,826,994,026.47/14,021,825.56
  6. Step 6: Final answer
    x = 11,344,444.87

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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.