Home / 38,625,096.47-53,301,775.90-20,983,543.12

Finding the Fourth Proportional to 38,625,096.47, 53,301,775.90 and 20,983,543.12

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Solution

The fourth proportional to 38,625,096.47, 53,301,775.90 and 20,983,543.12 is: 28,956,823.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,625,096.47 : 53,301,775.90 = 20,983,543.12 : x
  2. Step 2: Convert to fraction form
    38,625,096.47/53,301,775.90 = 20,983,543.12/x
  3. Step 3: Cross multiply
    38,625,096.47x = 53,301,775.90 × 20,983,543.12
  4. Step 4: Simplify right side
    38,625,096.47x = 1,118,460,112,970,226.88
  5. Step 5: Solve for x
    x = 1,118,460,112,970,226.88/38,625,096.47
  6. Step 6: Final answer
    x = 28,956,823.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.