Home / 10,053,805.80-13,873,837.53-5,470,145.40

Finding the Fourth Proportional to 10,053,805.80, 13,873,837.53 and 5,470,145.40

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Solution

The fourth proportional to 10,053,805.80, 13,873,837.53 and 5,470,145.40 is: 7,548,575.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,053,805.80 : 13,873,837.53 = 5,470,145.40 : x
  2. Step 2: Convert to fraction form
    10,053,805.80/13,873,837.53 = 5,470,145.40/x
  3. Step 3: Cross multiply
    10,053,805.80x = 13,873,837.53 × 5,470,145.40
  4. Step 4: Simplify right side
    10,053,805.80x = 75,891,908,545,076.86
  5. Step 5: Solve for x
    x = 75,891,908,545,076.86/10,053,805.80
  6. Step 6: Final answer
    x = 7,548,575.14

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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.