Home / 13,475,283.20-20,212,924.80-10,286,637.20

Finding the Fourth Proportional to 13,475,283.20, 20,212,924.80 and 10,286,637.20

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Solution

The fourth proportional to 13,475,283.20, 20,212,924.80 and 10,286,637.20 is: 15,429,955.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475,283.20 : 20,212,924.80 = 10,286,637.20 : x
  2. Step 2: Convert to fraction form
    13,475,283.20/20,212,924.80 = 10,286,637.20/x
  3. Step 3: Cross multiply
    13,475,283.20x = 20,212,924.80 × 10,286,637.20
  4. Step 4: Simplify right side
    13,475,283.20x = 207,923,024,168,482.56
  5. Step 5: Solve for x
    x = 207,923,024,168,482.56/13,475,283.20
  6. Step 6: Final answer
    x = 15,429,955.80

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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.