Home / 14,390,674.56-19,859,899.68-8,280,034.56

Finding the Fourth Proportional to 14,390,674.56, 19,859,899.68 and 8,280,034.56

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Solution

The fourth proportional to 14,390,674.56, 19,859,899.68 and 8,280,034.56 is: 11,426,890.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,390,674.56 : 19,859,899.68 = 8,280,034.56 : x
  2. Step 2: Convert to fraction form
    14,390,674.56/19,859,899.68 = 8,280,034.56/x
  3. Step 3: Cross multiply
    14,390,674.56x = 19,859,899.68 × 8,280,034.56
  4. Step 4: Simplify right side
    14,390,674.56x = 164,440,655,708,532.94
  5. Step 5: Solve for x
    x = 164,440,655,708,532.94/14,390,674.56
  6. Step 6: Final answer
    x = 11,426,890.03

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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.