Home / 12,083,139.60-18,124,709.40-4,104,963.60

Finding the Fourth Proportional to 12,083,139.60, 18,124,709.40 and 4,104,963.60

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Solution

The fourth proportional to 12,083,139.60, 18,124,709.40 and 4,104,963.60 is: 6,157,445.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,083,139.60 : 18,124,709.40 = 4,104,963.60 : x
  2. Step 2: Convert to fraction form
    12,083,139.60/18,124,709.40 = 4,104,963.60/x
  3. Step 3: Cross multiply
    12,083,139.60x = 18,124,709.40 × 4,104,963.60
  4. Step 4: Simplify right side
    12,083,139.60x = 74,401,272,347,577.83
  5. Step 5: Solve for x
    x = 74,401,272,347,577.83/12,083,139.60
  6. Step 6: Final answer
    x = 6,157,445.40

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1.5x scale

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.