Home / 43,104,006.40-64,656,009.60-38,427,325.60

Finding the Fourth Proportional to 43,104,006.40, 64,656,009.60 and 38,427,325.60

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Solution

The fourth proportional to 43,104,006.40, 64,656,009.60 and 38,427,325.60 is: 57,640,988.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,104,006.40 : 64,656,009.60 = 38,427,325.60 : x
  2. Step 2: Convert to fraction form
    43,104,006.40/64,656,009.60 = 38,427,325.60/x
  3. Step 3: Cross multiply
    43,104,006.40x = 64,656,009.60 × 38,427,325.60
  4. Step 4: Simplify right side
    43,104,006.40x = 2,484,557,532,895,926
  5. Step 5: Solve for x
    x = 2,484,557,532,895,926/43,104,006.40
  6. Step 6: Final answer
    x = 57,640,988.40

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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.