Home / 8,905,255.22-12,289,275.75-4,830,874.22

Finding the Fourth Proportional to 8,905,255.22, 12,289,275.75 and 4,830,874.22

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Solution

The fourth proportional to 8,905,255.22, 12,289,275.75 and 4,830,874.22 is: 6,666,619.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905,255.22 : 12,289,275.75 = 4,830,874.22 : x
  2. Step 2: Convert to fraction form
    8,905,255.22/12,289,275.75 = 4,830,874.22/x
  3. Step 3: Cross multiply
    8,905,255.22x = 12,289,275.75 × 4,830,874.22
  4. Step 4: Simplify right side
    8,905,255.22x = 59,367,945,451,985.13
  5. Step 5: Solve for x
    x = 59,367,945,451,985.13/8,905,255.22
  6. Step 6: Final answer
    x = 6,666,619.20

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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.