Home / 12,280,550.61-16,947,278.06-6,774,157.55

Finding the Fourth Proportional to 12,280,550.61, 16,947,278.06 and 6,774,157.55

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Solution

The fourth proportional to 12,280,550.61, 16,947,278.06 and 6,774,157.55 is: 9,348,402.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,280,550.61 : 16,947,278.06 = 6,774,157.55 : x
  2. Step 2: Convert to fraction form
    12,280,550.61/16,947,278.06 = 6,774,157.55/x
  3. Step 3: Cross multiply
    12,280,550.61x = 16,947,278.06 × 6,774,157.55
  4. Step 4: Simplify right side
    12,280,550.61x = 114,803,531,582,933.23
  5. Step 5: Solve for x
    x = 114,803,531,582,933.23/12,280,550.61
  6. Step 6: Final answer
    x = 9,348,402.63

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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.