Home / 9,320,210.48-12,855,264.93-6,221,171.30

Finding the Fourth Proportional to 9,320,210.48, 12,855,264.93 and 6,221,171.30

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Solution

The fourth proportional to 9,320,210.48, 12,855,264.93 and 6,221,171.30 is: 8,580,793.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320,210.48 : 12,855,264.93 = 6,221,171.30 : x
  2. Step 2: Convert to fraction form
    9,320,210.48/12,855,264.93 = 6,221,171.30/x
  3. Step 3: Cross multiply
    9,320,210.48x = 12,855,264.93 × 6,221,171.30
  4. Step 4: Simplify right side
    9,320,210.48x = 79,974,805,236,412.50
  5. Step 5: Solve for x
    x = 79,974,805,236,412.50/9,320,210.48
  6. Step 6: Final answer
    x = 8,580,793.90

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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.