Home / 15,756,572.06-21,744,025.73-8,787,256.19

Finding the Fourth Proportional to 15,756,572.06, 21,744,025.73 and 8,787,256.19

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Solution

The fourth proportional to 15,756,572.06, 21,744,025.73 and 8,787,256.19 is: 12,126,389.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,756,572.06 : 21,744,025.73 = 8,787,256.19 : x
  2. Step 2: Convert to fraction form
    15,756,572.06/21,744,025.73 = 8,787,256.19/x
  3. Step 3: Cross multiply
    15,756,572.06x = 21,744,025.73 × 8,787,256.19
  4. Step 4: Simplify right side
    15,756,572.06x = 191,070,324,582,741.66
  5. Step 5: Solve for x
    x = 191,070,324,582,741.66/15,756,572.06
  6. Step 6: Final answer
    x = 12,126,389.16

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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.