Home / 12,157,417.08-16,777,368.06-6,650,673.70

Finding the Fourth Proportional to 12,157,417.08, 16,777,368.06 and 6,650,673.70

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Solution

The fourth proportional to 12,157,417.08, 16,777,368.06 and 6,650,673.70 is: 9,178,002.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,157,417.08 : 16,777,368.06 = 6,650,673.70 : x
  2. Step 2: Convert to fraction form
    12,157,417.08/16,777,368.06 = 6,650,673.70/x
  3. Step 3: Cross multiply
    12,157,417.08x = 16,777,368.06 × 6,650,673.70
  4. Step 4: Simplify right side
    12,157,417.08x = 111,580,800,511,862.02
  5. Step 5: Solve for x
    x = 111,580,800,511,862.02/12,157,417.08
  6. Step 6: Final answer
    x = 9,178,002.18

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1.5x scale

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.