Home / 14,679,973.20-22,019,959.80-9,578,139.60

Finding the Fourth Proportional to 14,679,973.20, 22,019,959.80 and 9,578,139.60

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Solution

The fourth proportional to 14,679,973.20, 22,019,959.80 and 9,578,139.60 is: 14,367,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,679,973.20 : 22,019,959.80 = 9,578,139.60 : x
  2. Step 2: Convert to fraction form
    14,679,973.20/22,019,959.80 = 9,578,139.60/x
  3. Step 3: Cross multiply
    14,679,973.20x = 22,019,959.80 × 9,578,139.60
  4. Step 4: Simplify right side
    14,679,973.20x = 210,910,248,950,788.09
  5. Step 5: Solve for x
    x = 210,910,248,950,788.09/14,679,973.20
  6. Step 6: Final answer
    x = 14,367,209.40

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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.