Home / 12,302,951.60-18,454,427.40-3,205,031.60

Finding the Fourth Proportional to 12,302,951.60, 18,454,427.40 and 3,205,031.60

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Solution

The fourth proportional to 12,302,951.60, 18,454,427.40 and 3,205,031.60 is: 4,807,547.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,302,951.60 : 18,454,427.40 = 3,205,031.60 : x
  2. Step 2: Convert to fraction form
    12,302,951.60/18,454,427.40 = 3,205,031.60/x
  3. Step 3: Cross multiply
    12,302,951.60x = 18,454,427.40 × 3,205,031.60
  4. Step 4: Simplify right side
    12,302,951.60x = 59,147,022,976,905.84
  5. Step 5: Solve for x
    x = 59,147,022,976,905.84/12,302,951.60
  6. Step 6: Final answer
    x = 4,807,547.40

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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.