Home / 25,103,953.86-37,638,739.85-12,784,069.32

Finding the Fourth Proportional to 25,103,953.86, 37,638,739.85 and 12,784,069.32

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Solution

The fourth proportional to 25,103,953.86, 37,638,739.85 and 12,784,069.32 is: 19,167,349.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,103,953.86 : 37,638,739.85 = 12,784,069.32 : x
  2. Step 2: Convert to fraction form
    25,103,953.86/37,638,739.85 = 12,784,069.32/x
  3. Step 3: Cross multiply
    25,103,953.86x = 37,638,739.85 × 12,784,069.32
  4. Step 4: Simplify right side
    25,103,953.86x = 481,176,259,226,691.19
  5. Step 5: Solve for x
    x = 481,176,259,226,691.19/25,103,953.86
  6. Step 6: Final answer
    x = 19,167,349.57

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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.