Home / 11,612,030.40-16,025,148.96-6,455,478

Finding the Fourth Proportional to 11,612,030.40, 16,025,148.96 and 6,455,478

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Solution

The fourth proportional to 11,612,030.40, 16,025,148.96 and 6,455,478 is: 8,908,863.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,612,030.40 : 16,025,148.96 = 6,455,478 : x
  2. Step 2: Convert to fraction form
    11,612,030.40/16,025,148.96 = 6,455,478/x
  3. Step 3: Cross multiply
    11,612,030.40x = 16,025,148.96 × 6,455,478
  4. Step 4: Simplify right side
    11,612,030.40x = 103,449,996,558,002.89
  5. Step 5: Solve for x
    x = 103,449,996,558,002.89/11,612,030.40
  6. Step 6: Final answer
    x = 8,908,863.74

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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.