Home / 10,366,547.80-15,556,820.10-6,763,538.20

Finding the Fourth Proportional to 10,366,547.80, 15,556,820.10 and 6,763,538.20

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Solution

The fourth proportional to 10,366,547.80, 15,556,820.10 and 6,763,538.20 is: 10,149,873.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366,547.80 : 15,556,820.10 = 6,763,538.20 : x
  2. Step 2: Convert to fraction form
    10,366,547.80/15,556,820.10 = 6,763,538.20/x
  3. Step 3: Cross multiply
    10,366,547.80x = 15,556,820.10 × 6,763,538.20
  4. Step 4: Simplify right side
    10,366,547.80x = 105,219,147,016,877.83
  5. Step 5: Solve for x
    x = 105,219,147,016,877.83/10,366,547.80
  6. Step 6: Final answer
    x = 10,149,873.33

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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.