Home / 8,629,776.48-12,935,564.86-2,870,971.95

Finding the Fourth Proportional to 8,629,776.48, 12,935,564.86 and 2,870,971.95

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Solution

The fourth proportional to 8,629,776.48, 12,935,564.86 and 2,870,971.95 is: 4,303,430.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,629,776.48 : 12,935,564.86 = 2,870,971.95 : x
  2. Step 2: Convert to fraction form
    8,629,776.48/12,935,564.86 = 2,870,971.95/x
  3. Step 3: Cross multiply
    8,629,776.48x = 12,935,564.86 × 2,870,971.95
  4. Step 4: Simplify right side
    8,629,776.48x = 37,137,643,836,341.09
  5. Step 5: Solve for x
    x = 37,137,643,836,341.09/8,629,776.48
  6. Step 6: Final answer
    x = 4,303,430.56

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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.