Home / 10,547,470.12-15,821,814.20-4,070,579.05

Finding the Fourth Proportional to 10,547,470.12, 15,821,814.20 and 4,070,579.05

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Solution

The fourth proportional to 10,547,470.12, 15,821,814.20 and 4,070,579.05 is: 6,106,103.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,547,470.12 : 15,821,814.20 = 4,070,579.05 : x
  2. Step 2: Convert to fraction form
    10,547,470.12/15,821,814.20 = 4,070,579.05/x
  3. Step 3: Cross multiply
    10,547,470.12x = 15,821,814.20 × 4,070,579.05
  4. Step 4: Simplify right side
    10,547,470.12x = 64,403,945,415,512.51
  5. Step 5: Solve for x
    x = 64,403,945,415,512.51/10,547,470.12
  6. Step 6: Final answer
    x = 6,106,103.61

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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.