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Finding the Third Proportional to 7,112,816 and 15,574,768

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Solution

The third proportional to 7,112,816 and 15,574,768 is: 34,103,707.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,112,816 : 15,574,768 = 15,574,768 : x
  2. Step 2: Convert to fraction form
    7,112,816/15,574,768 = 15,574,768/x
  3. Step 3: Cross multiply
    7,112,816x = 15,574,768 × 15,574,768
  4. Step 4: Simplify right side
    7,112,816x = 242,573,398,253,824
  5. Step 5: Solve for x
    x = 242,573,398,253,824/7,112,816
  6. Step 6: Final answer
    x = 34,103,707.77

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.