Home / 10,932,364.80-16,398,547.20-5,251,219.20

Finding the Fourth Proportional to 10,932,364.80, 16,398,547.20 and 5,251,219.20

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Solution

The fourth proportional to 10,932,364.80, 16,398,547.20 and 5,251,219.20 is: 7,876,828.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,932,364.80 : 16,398,547.20 = 5,251,219.20 : x
  2. Step 2: Convert to fraction form
    10,932,364.80/16,398,547.20 = 5,251,219.20/x
  3. Step 3: Cross multiply
    10,932,364.80x = 16,398,547.20 × 5,251,219.20
  4. Step 4: Simplify right side
    10,932,364.80x = 86,112,365,908,746.23
  5. Step 5: Solve for x
    x = 86,112,365,908,746.23/10,932,364.80
  6. Step 6: Final answer
    x = 7,876,828.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.