Home / 12,549,970.54-18,825,038.84-3,453,029.22

Finding the Fourth Proportional to 12,549,970.54, 18,825,038.84 and 3,453,029.22

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Solution

The fourth proportional to 12,549,970.54, 18,825,038.84 and 3,453,029.22 is: 5,179,566.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,549,970.54 : 18,825,038.84 = 3,453,029.22 : x
  2. Step 2: Convert to fraction form
    12,549,970.54/18,825,038.84 = 3,453,029.22/x
  3. Step 3: Cross multiply
    12,549,970.54x = 18,825,038.84 × 3,453,029.22
  4. Step 4: Simplify right side
    12,549,970.54x = 65,003,409,182,154.91
  5. Step 5: Solve for x
    x = 65,003,409,182,154.91/12,549,970.54
  6. Step 6: Final answer
    x = 5,179,566.68

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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.