Home / 12,037,167.07-18,057,120.72-4,364,425.26

Finding the Fourth Proportional to 12,037,167.07, 18,057,120.72 and 4,364,425.26

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Solution

The fourth proportional to 12,037,167.07, 18,057,120.72 and 4,364,425.26 is: 6,547,134.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,037,167.07 : 18,057,120.72 = 4,364,425.26 : x
  2. Step 2: Convert to fraction form
    12,037,167.07/18,057,120.72 = 4,364,425.26/x
  3. Step 3: Cross multiply
    12,037,167.07x = 18,057,120.72 × 4,364,425.26
  4. Step 4: Simplify right side
    12,037,167.07x = 78,808,953,776,870.78
  5. Step 5: Solve for x
    x = 78,808,953,776,870.78/12,037,167.07
  6. Step 6: Final answer
    x = 6,547,134.67

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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.