Home / 13,482,017.40-20,223,026.10-12,852,161.40

Finding the Fourth Proportional to 13,482,017.40, 20,223,026.10 and 12,852,161.40

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Solution

The fourth proportional to 13,482,017.40, 20,223,026.10 and 12,852,161.40 is: 19,278,242.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,482,017.40 : 20,223,026.10 = 12,852,161.40 : x
  2. Step 2: Convert to fraction form
    13,482,017.40/20,223,026.10 = 12,852,161.40/x
  3. Step 3: Cross multiply
    13,482,017.40x = 20,223,026.10 × 12,852,161.40
  4. Step 4: Simplify right side
    13,482,017.40x = 259,909,595,433,612.56
  5. Step 5: Solve for x
    x = 259,909,595,433,612.56/13,482,017.40
  6. Step 6: Final answer
    x = 19,278,242.10

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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.