Home / 18,506,628.34-25,539,945.22-10,246,690.80

Finding the Fourth Proportional to 18,506,628.34, 25,539,945.22 and 10,246,690.80

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Solution

The fourth proportional to 18,506,628.34, 25,539,945.22 and 10,246,690.80 is: 14,140,875.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,506,628.34 : 25,539,945.22 = 10,246,690.80 : x
  2. Step 2: Convert to fraction form
    18,506,628.34/25,539,945.22 = 10,246,690.80/x
  3. Step 3: Cross multiply
    18,506,628.34x = 25,539,945.22 × 10,246,690.80
  4. Step 4: Simplify right side
    18,506,628.34x = 261,699,921,718,277.97
  5. Step 5: Solve for x
    x = 261,699,921,718,277.97/18,506,628.34
  6. Step 6: Final answer
    x = 14,140,875.20

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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.