Home / 8,920,316.97-12,309,050.12-4,946,488.25

Finding the Fourth Proportional to 8,920,316.97, 12,309,050.12 and 4,946,488.25

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Solution

The fourth proportional to 8,920,316.97, 12,309,050.12 and 4,946,488.25 is: 6,825,606.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,920,316.97 : 12,309,050.12 = 4,946,488.25 : x
  2. Step 2: Convert to fraction form
    8,920,316.97/12,309,050.12 = 4,946,488.25/x
  3. Step 3: Cross multiply
    8,920,316.97x = 12,309,050.12 × 4,946,488.25
  4. Step 4: Simplify right side
    8,920,316.97x = 60,886,571,700,963.40
  5. Step 5: Solve for x
    x = 60,886,571,700,963.40/8,920,316.97
  6. Step 6: Final answer
    x = 6,825,606.30

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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.