Home / 39,923,808.40-59,885,712.60-31,704,187.60

Finding the Fourth Proportional to 39,923,808.40, 59,885,712.60 and 31,704,187.60

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Solution

The fourth proportional to 39,923,808.40, 59,885,712.60 and 31,704,187.60 is: 47,556,281.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,923,808.40 : 59,885,712.60 = 31,704,187.60 : x
  2. Step 2: Convert to fraction form
    39,923,808.40/59,885,712.60 = 31,704,187.60/x
  3. Step 3: Cross multiply
    39,923,808.40x = 59,885,712.60 × 31,704,187.60
  4. Step 4: Simplify right side
    39,923,808.40x = 1,898,627,866,830,084
  5. Step 5: Solve for x
    x = 1,898,627,866,830,084/39,923,808.40
  6. Step 6: Final answer
    x = 47,556,281.40

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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.