Home / 19,571,430.40-29,361,811.20-9,465,740.80

Finding the Fourth Proportional to 19,571,430.40, 29,361,811.20 and 9,465,740.80

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Solution

The fourth proportional to 19,571,430.40, 29,361,811.20 and 9,465,740.80 is: 14,200,867.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,571,430.40 : 29,361,811.20 = 9,465,740.80 : x
  2. Step 2: Convert to fraction form
    19,571,430.40/29,361,811.20 = 9,465,740.80/x
  3. Step 3: Cross multiply
    19,571,430.40x = 29,361,811.20 × 9,465,740.80
  4. Step 4: Simplify right side
    19,571,430.40x = 277,931,294,237,736.97
  5. Step 5: Solve for x
    x = 277,931,294,237,736.97/19,571,430.40
  6. Step 6: Final answer
    x = 14,200,867.72

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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.