Home / 9,359,554.17-12,916,270.22-5,492,139.78

Finding the Fourth Proportional to 9,359,554.17, 12,916,270.22 and 5,492,139.78

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Solution

The fourth proportional to 9,359,554.17, 12,916,270.22 and 5,492,139.78 is: 7,579,203.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,359,554.17 : 12,916,270.22 = 5,492,139.78 : x
  2. Step 2: Convert to fraction form
    9,359,554.17/12,916,270.22 = 5,492,139.78/x
  3. Step 3: Cross multiply
    9,359,554.17x = 12,916,270.22 × 5,492,139.78
  4. Step 4: Simplify right side
    9,359,554.17x = 70,937,961,457,030.66
  5. Step 5: Solve for x
    x = 70,937,961,457,030.66/9,359,554.17
  6. Step 6: Final answer
    x = 7,579,203.04

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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.