Home / 7,434,213-11,151,320.10-2,642,091.40

Finding the Fourth Proportional to 7,434,213, 11,151,320.10 and 2,642,091.40

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Solution

The fourth proportional to 7,434,213, 11,151,320.10 and 2,642,091.40 is: 3,963,137.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434,213 : 11,151,320.10 = 2,642,091.40 : x
  2. Step 2: Convert to fraction form
    7,434,213/11,151,320.10 = 2,642,091.40/x
  3. Step 3: Cross multiply
    7,434,213x = 11,151,320.10 × 2,642,091.40
  4. Step 4: Simplify right side
    7,434,213x = 29,462,806,934,857.14
  5. Step 5: Solve for x
    x = 29,462,806,934,857.14/7,434,213
  6. Step 6: Final answer
    x = 3,963,137.31

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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.