Home / 30,147,714.35-45,226,055.57-13,975,300.42

Finding the Fourth Proportional to 30,147,714.35, 45,226,055.57 and 13,975,300.42

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Solution

The fourth proportional to 30,147,714.35, 45,226,055.57 and 13,975,300.42 is: 20,965,029.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,147,714.35 : 45,226,055.57 = 13,975,300.42 : x
  2. Step 2: Convert to fraction form
    30,147,714.35/45,226,055.57 = 13,975,300.42/x
  3. Step 3: Cross multiply
    30,147,714.35x = 45,226,055.57 × 13,975,300.42
  4. Step 4: Simplify right side
    30,147,714.35x = 632,047,713,473,819.25
  5. Step 5: Solve for x
    x = 632,047,713,473,819.25/30,147,714.35
  6. Step 6: Final answer
    x = 20,965,029.26

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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.