Home / 37,374,827.60-56,077,987.80-20,347,720.40

Finding the Fourth Proportional to 37,374,827.60, 56,077,987.80 and 20,347,720.40

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Solution

The fourth proportional to 37,374,827.60, 56,077,987.80 and 20,347,720.40 is: 30,530,153.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,374,827.60 : 56,077,987.80 = 20,347,720.40 : x
  2. Step 2: Convert to fraction form
    37,374,827.60/56,077,987.80 = 20,347,720.40/x
  3. Step 3: Cross multiply
    37,374,827.60x = 56,077,987.80 × 20,347,720.40
  4. Step 4: Simplify right side
    37,374,827.60x = 1,141,059,216,349,011
  5. Step 5: Solve for x
    x = 1,141,059,216,349,011/37,374,827.60
  6. Step 6: Final answer
    x = 30,530,153.30

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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.