Home / 39,461,380.31-59,174,798.56-21,013,439.29

Finding the Fourth Proportional to 39,461,380.31, 59,174,798.56 and 21,013,439.29

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Solution

The fourth proportional to 39,461,380.31, 59,174,798.56 and 21,013,439.29 is: 31,510,961.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,461,380.31 : 59,174,798.56 = 21,013,439.29 : x
  2. Step 2: Convert to fraction form
    39,461,380.31/59,174,798.56 = 21,013,439.29/x
  3. Step 3: Cross multiply
    39,461,380.31x = 59,174,798.56 × 21,013,439.29
  4. Step 4: Simplify right side
    39,461,380.31x = 1,243,466,037,038,539.50
  5. Step 5: Solve for x
    x = 1,243,466,037,038,539.50/39,461,380.31
  6. Step 6: Final answer
    x = 31,510,961.53

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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.