Home / 10,767,290.40-14,850,459-6,900,171.12

Finding the Fourth Proportional to 10,767,290.40, 14,850,459 and 6,900,171.12

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Solution

The fourth proportional to 10,767,290.40, 14,850,459 and 6,900,171.12 is: 9,516,851.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,767,290.40 : 14,850,459 = 6,900,171.12 : x
  2. Step 2: Convert to fraction form
    10,767,290.40/14,850,459 = 6,900,171.12/x
  3. Step 3: Cross multiply
    10,767,290.40x = 14,850,459 × 6,900,171.12
  4. Step 4: Simplify right side
    10,767,290.40x = 102,470,708,310,544.08
  5. Step 5: Solve for x
    x = 102,470,708,310,544.08/10,767,290.40
  6. Step 6: Final answer
    x = 9,516,851.92

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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.