Home / 25,612,803.74-38,421,897.06-8,342,349.46

Finding the Fourth Proportional to 25,612,803.74, 38,421,897.06 and 8,342,349.46

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Solution

The fourth proportional to 25,612,803.74, 38,421,897.06 and 8,342,349.46 is: 12,514,400.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,612,803.74 : 38,421,897.06 = 8,342,349.46 : x
  2. Step 2: Convert to fraction form
    25,612,803.74/38,421,897.06 = 8,342,349.46/x
  3. Step 3: Cross multiply
    25,612,803.74x = 38,421,897.06 × 8,342,349.46
  4. Step 4: Simplify right side
    25,612,803.74x = 320,528,892,190,666.62
  5. Step 5: Solve for x
    x = 320,528,892,190,666.62/25,612,803.74
  6. Step 6: Final answer
    x = 12,514,400.82

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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.