Home / 28,024,206.88-38,673,405.84-15,147,150.88

Finding the Fourth Proportional to 28,024,206.88, 38,673,405.84 and 15,147,150.88

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Solution

The fourth proportional to 28,024,206.88, 38,673,405.84 and 15,147,150.88 is: 20,903,068.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,024,206.88 : 38,673,405.84 = 15,147,150.88 : x
  2. Step 2: Convert to fraction form
    28,024,206.88/38,673,405.84 = 15,147,150.88/x
  3. Step 3: Cross multiply
    28,024,206.88x = 38,673,405.84 × 15,147,150.88
  4. Step 4: Simplify right side
    28,024,206.88x = 585,791,913,301,953.25
  5. Step 5: Solve for x
    x = 585,791,913,301,953.25/28,024,206.88
  6. Step 6: Final answer
    x = 20,903,068.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.