Home / 25,429,732.10-38,141,005.02-8,155,688.03

Finding the Fourth Proportional to 25,429,732.10, 38,141,005.02 and 8,155,688.03

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Solution

The fourth proportional to 25,429,732.10, 38,141,005.02 and 8,155,688.03 is: 12,232,379.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,429,732.10 : 38,141,005.02 = 8,155,688.03 : x
  2. Step 2: Convert to fraction form
    25,429,732.10/38,141,005.02 = 8,155,688.03/x
  3. Step 3: Cross multiply
    25,429,732.10x = 38,141,005.02 × 8,155,688.03
  4. Step 4: Simplify right side
    25,429,732.10x = 311,066,138,093,783.94
  5. Step 5: Solve for x
    x = 311,066,138,093,783.94/25,429,732.10
  6. Step 6: Final answer
    x = 12,232,379.68

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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.