Home / 13,376,666.45-18,459,894.17-7,265,094.95

Finding the Fourth Proportional to 13,376,666.45, 18,459,894.17 and 7,265,094.95

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Solution

The fourth proportional to 13,376,666.45, 18,459,894.17 and 7,265,094.95 is: 10,025,882.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376,666.45 : 18,459,894.17 = 7,265,094.95 : x
  2. Step 2: Convert to fraction form
    13,376,666.45/18,459,894.17 = 7,265,094.95/x
  3. Step 3: Cross multiply
    13,376,666.45x = 18,459,894.17 × 7,265,094.95
  4. Step 4: Simplify right side
    13,376,666.45x = 134,112,883,837,864.70
  5. Step 5: Solve for x
    x = 134,112,883,837,864.70/13,376,666.45
  6. Step 6: Final answer
    x = 10,025,882.34

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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.