Home / 39,438,045.60-59,057,535.60-31,475,421.60

Finding the Fourth Proportional to 39,438,045.60, 59,057,535.60 and 31,475,421.60

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Solution

The fourth proportional to 39,438,045.60, 59,057,535.60 and 31,475,421.60 is: 47,133,695.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,438,045.60 : 59,057,535.60 = 31,475,421.60 : x
  2. Step 2: Convert to fraction form
    39,438,045.60/59,057,535.60 = 31,475,421.60/x
  3. Step 3: Cross multiply
    39,438,045.60x = 59,057,535.60 × 31,475,421.60
  4. Step 4: Simplify right side
    39,438,045.60x = 1,858,860,831,667,009
  5. Step 5: Solve for x
    x = 1,858,860,831,667,009/39,438,045.60
  6. Step 6: Final answer
    x = 47,133,695.48

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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.