Home / 14,172,703.76-21,248,756.76-5,650,484.24

Finding the Fourth Proportional to 14,172,703.76, 21,248,756.76 and 5,650,484.24

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Solution

The fourth proportional to 14,172,703.76, 21,248,756.76 and 5,650,484.24 is: 8,471,620.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,172,703.76 : 21,248,756.76 = 5,650,484.24 : x
  2. Step 2: Convert to fraction form
    14,172,703.76/21,248,756.76 = 5,650,484.24/x
  3. Step 3: Cross multiply
    14,172,703.76x = 21,248,756.76 × 5,650,484.24
  4. Step 4: Simplify right side
    14,172,703.76x = 120,065,765,191,973.47
  5. Step 5: Solve for x
    x = 120,065,765,191,973.47/14,172,703.76
  6. Step 6: Final answer
    x = 8,471,620.32

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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.