Home / 17,047,930.12-25,572,116.80-5,688,378.76

Finding the Fourth Proportional to 17,047,930.12, 25,572,116.80 and 5,688,378.76

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Solution

The fourth proportional to 17,047,930.12, 25,572,116.80 and 5,688,378.76 is: 8,532,642.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,047,930.12 : 25,572,116.80 = 5,688,378.76 : x
  2. Step 2: Convert to fraction form
    17,047,930.12/25,572,116.80 = 5,688,378.76/x
  3. Step 3: Cross multiply
    17,047,930.12x = 25,572,116.80 × 5,688,378.76
  4. Step 4: Simplify right side
    17,047,930.12x = 145,463,886,053,359.16
  5. Step 5: Solve for x
    x = 145,463,886,053,359.16/17,047,930.12
  6. Step 6: Final answer
    x = 8,532,642.09

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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.