Home / 64,371,137.60-96,430,735.20-38,735,998.40

Finding the Fourth Proportional to 64,371,137.60, 96,430,735.20 and 38,735,998.40

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Solution

The fourth proportional to 64,371,137.60, 96,430,735.20 and 38,735,998.40 is: 58,028,193.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,371,137.60 : 96,430,735.20 = 38,735,998.40 : x
  2. Step 2: Convert to fraction form
    64,371,137.60/96,430,735.20 = 38,735,998.40/x
  3. Step 3: Cross multiply
    64,371,137.60x = 96,430,735.20 × 38,735,998.40
  4. Step 4: Simplify right side
    64,371,137.60x = 3,735,340,804,418,023.50
  5. Step 5: Solve for x
    x = 3,735,340,804,418,023.50/64,371,137.60
  6. Step 6: Final answer
    x = 58,028,193.13

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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.