Home / 15,383,341.64-21,224,402.69-8,856,803.29

Finding the Fourth Proportional to 15,383,341.64, 21,224,402.69 and 8,856,803.29

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Solution

The fourth proportional to 15,383,341.64, 21,224,402.69 and 8,856,803.29 is: 12,219,735.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,383,341.64 : 21,224,402.69 = 8,856,803.29 : x
  2. Step 2: Convert to fraction form
    15,383,341.64/21,224,402.69 = 8,856,803.29/x
  3. Step 3: Cross multiply
    15,383,341.64x = 21,224,402.69 × 8,856,803.29
  4. Step 4: Simplify right side
    15,383,341.64x = 187,980,359,528,792.81
  5. Step 5: Solve for x
    x = 187,980,359,528,792.81/15,383,341.64
  6. Step 6: Final answer
    x = 12,219,735.08

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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.