Home / 11,828,051.40-17,739,400.50-5,432,155.32

Finding the Fourth Proportional to 11,828,051.40, 17,739,400.50 and 5,432,155.32

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Solution

The fourth proportional to 11,828,051.40, 17,739,400.50 and 5,432,155.32 is: 8,147,003.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,828,051.40 : 17,739,400.50 = 5,432,155.32 : x
  2. Step 2: Convert to fraction form
    11,828,051.40/17,739,400.50 = 5,432,155.32/x
  3. Step 3: Cross multiply
    11,828,051.40x = 17,739,400.50 × 5,432,155.32
  4. Step 4: Simplify right side
    11,828,051.40x = 96,363,178,799,685.67
  5. Step 5: Solve for x
    x = 96,363,178,799,685.67/11,828,051.40
  6. Step 6: Final answer
    x = 8,147,003.72

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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.