Home / 28,645,462.51-42,967,768.50-7,080,063.01

Finding the Fourth Proportional to 28,645,462.51, 42,967,768.50 and 7,080,063.01

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Solution

The fourth proportional to 28,645,462.51, 42,967,768.50 and 7,080,063.01 is: 10,619,989.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,645,462.51 : 42,967,768.50 = 7,080,063.01 : x
  2. Step 2: Convert to fraction form
    28,645,462.51/42,967,768.50 = 7,080,063.01/x
  3. Step 3: Cross multiply
    28,645,462.51x = 42,967,768.50 × 7,080,063.01
  4. Step 4: Simplify right side
    28,645,462.51x = 304,214,508,271,673.75
  5. Step 5: Solve for x
    x = 304,214,508,271,673.75/28,645,462.51
  6. Step 6: Final answer
    x = 10,619,989.40

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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.