Home / 12,308,803.26-18,446,701.14-9,579,646.20

Finding the Fourth Proportional to 12,308,803.26, 18,446,701.14 and 9,579,646.20

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Solution

The fourth proportional to 12,308,803.26, 18,446,701.14 and 9,579,646.20 is: 14,356,624.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,308,803.26 : 18,446,701.14 = 9,579,646.20 : x
  2. Step 2: Convert to fraction form
    12,308,803.26/18,446,701.14 = 9,579,646.20/x
  3. Step 3: Cross multiply
    12,308,803.26x = 18,446,701.14 × 9,579,646.20
  4. Step 4: Simplify right side
    12,308,803.26x = 176,712,870,478,336.66
  5. Step 5: Solve for x
    x = 176,712,870,478,336.66/12,308,803.26
  6. Step 6: Final answer
    x = 14,356,624.83

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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.