Home / 74,733,740.60-112,118,325.60-38,347,746.80

Finding the Fourth Proportional to 74,733,740.60, 112,118,325.60 and 38,347,746.80

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Solution

The fourth proportional to 74,733,740.60, 112,118,325.60 and 38,347,746.80 is: 57,530,710.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,733,740.60 : 112,118,325.60 = 38,347,746.80 : x
  2. Step 2: Convert to fraction form
    74,733,740.60/112,118,325.60 = 38,347,746.80/x
  3. Step 3: Cross multiply
    74,733,740.60x = 112,118,325.60 × 38,347,746.80
  4. Step 4: Simplify right side
    74,733,740.60x = 4,299,485,161,748,757.50
  5. Step 5: Solve for x
    x = 4,299,485,161,748,757.50/74,733,740.60
  6. Step 6: Final answer
    x = 57,530,710.05

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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.