Home / 25,370,819.52-35,011,987.74-13,768,483.20

Finding the Fourth Proportional to 25,370,819.52, 35,011,987.74 and 13,768,483.20

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Solution

The fourth proportional to 25,370,819.52, 35,011,987.74 and 13,768,483.20 is: 19,000,646.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,370,819.52 : 35,011,987.74 = 13,768,483.20 : x
  2. Step 2: Convert to fraction form
    25,370,819.52/35,011,987.74 = 13,768,483.20/x
  3. Step 3: Cross multiply
    25,370,819.52x = 35,011,987.74 × 13,768,483.20
  4. Step 4: Simplify right side
    25,370,819.52x = 482,061,964,996,796
  5. Step 5: Solve for x
    x = 482,061,964,996,796/25,370,819.52
  6. Step 6: Final answer
    x = 19,000,646.18

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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.