Home / 26,877,505.20-40,316,257.80-19,319,233.20

Finding the Fourth Proportional to 26,877,505.20, 40,316,257.80 and 19,319,233.20

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Solution

The fourth proportional to 26,877,505.20, 40,316,257.80 and 19,319,233.20 is: 28,978,849.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,877,505.20 : 40,316,257.80 = 19,319,233.20 : x
  2. Step 2: Convert to fraction form
    26,877,505.20/40,316,257.80 = 19,319,233.20/x
  3. Step 3: Cross multiply
    26,877,505.20x = 40,316,257.80 × 19,319,233.20
  4. Step 4: Simplify right side
    26,877,505.20x = 778,879,186,189,518.88
  5. Step 5: Solve for x
    x = 778,879,186,189,518.88/26,877,505.20
  6. Step 6: Final answer
    x = 28,978,849.80

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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.