Home / 11,417,485.41-17,140,843.05-9,808,547.78

Finding the Fourth Proportional to 11,417,485.41, 17,140,843.05 and 9,808,547.78

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Solution

The fourth proportional to 11,417,485.41, 17,140,843.05 and 9,808,547.78 is: 14,725,377.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,417,485.41 : 17,140,843.05 = 9,808,547.78 : x
  2. Step 2: Convert to fraction form
    11,417,485.41/17,140,843.05 = 9,808,547.78/x
  3. Step 3: Cross multiply
    11,417,485.41x = 17,140,843.05 × 9,808,547.78
  4. Step 4: Simplify right side
    11,417,485.41x = 168,126,778,051,476
  5. Step 5: Solve for x
    x = 168,126,778,051,476/11,417,485.41
  6. Step 6: Final answer
    x = 14,725,377.09

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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.