Home / 12,257,459.21-16,914,041.96-7,547,106.71

Finding the Fourth Proportional to 12,257,459.21, 16,914,041.96 and 7,547,106.71

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Solution

The fourth proportional to 12,257,459.21, 16,914,041.96 and 7,547,106.71 is: 10,414,236.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,257,459.21 : 16,914,041.96 = 7,547,106.71 : x
  2. Step 2: Convert to fraction form
    12,257,459.21/16,914,041.96 = 7,547,106.71/x
  3. Step 3: Cross multiply
    12,257,459.21x = 16,914,041.96 × 7,547,106.71
  4. Step 4: Simplify right side
    12,257,459.21x = 127,652,079,574,087.11
  5. Step 5: Solve for x
    x = 127,652,079,574,087.11/12,257,459.21
  6. Step 6: Final answer
    x = 10,414,236.54

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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.