Home / 13,807,153.20-20,710,729.20-13,116,741.23

Finding the Fourth Proportional to 13,807,153.20, 20,710,729.20 and 13,116,741.23

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Solution

The fourth proportional to 13,807,153.20, 20,710,729.20 and 13,116,741.23 is: 19,675,111.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,807,153.20 : 20,710,729.20 = 13,116,741.23 : x
  2. Step 2: Convert to fraction form
    13,807,153.20/20,710,729.20 = 13,116,741.23/x
  3. Step 3: Cross multiply
    13,807,153.20x = 20,710,729.20 × 13,116,741.23
  4. Step 4: Simplify right side
    13,807,153.20x = 271,657,275,497,451.25
  5. Step 5: Solve for x
    x = 271,657,275,497,451.25/13,807,153.20
  6. Step 6: Final answer
    x = 19,675,111.27

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1.5x scale

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.