Home / 14,915,883.48-20,604,181.32-11,693,382.72

Finding the Fourth Proportional to 14,915,883.48, 20,604,181.32 and 11,693,382.72

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Solution

The fourth proportional to 14,915,883.48, 20,604,181.32 and 11,693,382.72 is: 16,152,752.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,915,883.48 : 20,604,181.32 = 11,693,382.72 : x
  2. Step 2: Convert to fraction form
    14,915,883.48/20,604,181.32 = 11,693,382.72/x
  3. Step 3: Cross multiply
    14,915,883.48x = 20,604,181.32 × 11,693,382.72
  4. Step 4: Simplify right side
    14,915,883.48x = 240,932,577,807,034.81
  5. Step 5: Solve for x
    x = 240,932,577,807,034.81/14,915,883.48
  6. Step 6: Final answer
    x = 16,152,752.74

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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.