Home / 43,010,717.60-64,516,076.40-38,631,274.40

Finding the Fourth Proportional to 43,010,717.60, 64,516,076.40 and 38,631,274.40

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Solution

The fourth proportional to 43,010,717.60, 64,516,076.40 and 38,631,274.40 is: 57,946,911.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,010,717.60 : 64,516,076.40 = 38,631,274.40 : x
  2. Step 2: Convert to fraction form
    43,010,717.60/64,516,076.40 = 38,631,274.40/x
  3. Step 3: Cross multiply
    43,010,717.60x = 64,516,076.40 × 38,631,274.40
  4. Step 4: Simplify right side
    43,010,717.60x = 2,492,338,250,619,764
  5. Step 5: Solve for x
    x = 2,492,338,250,619,764/43,010,717.60
  6. Step 6: Final answer
    x = 57,946,911.60

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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.