Home / 14,281,293.24-21,421,893.15-5,183,378.71

Finding the Fourth Proportional to 14,281,293.24, 21,421,893.15 and 5,183,378.71

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Solution

The fourth proportional to 14,281,293.24, 21,421,893.15 and 5,183,378.71 is: 7,775,051.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,281,293.24 : 21,421,893.15 = 5,183,378.71 : x
  2. Step 2: Convert to fraction form
    14,281,293.24/21,421,893.15 = 5,183,378.71/x
  3. Step 3: Cross multiply
    14,281,293.24x = 21,421,893.15 × 5,183,378.71
  4. Step 4: Simplify right side
    14,281,293.24x = 111,037,784,828,050.09
  5. Step 5: Solve for x
    x = 111,037,784,828,050.09/14,281,293.24
  6. Step 6: Final answer
    x = 7,775,051.11

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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.