Home / 30,402,442.29-41,955,410.82-16,463,821.45

Finding the Fourth Proportional to 30,402,442.29, 41,955,410.82 and 16,463,821.45

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Solution

The fourth proportional to 30,402,442.29, 41,955,410.82 and 16,463,821.45 is: 22,720,095.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,402,442.29 : 41,955,410.82 = 16,463,821.45 : x
  2. Step 2: Convert to fraction form
    30,402,442.29/41,955,410.82 = 16,463,821.45/x
  3. Step 3: Cross multiply
    30,402,442.29x = 41,955,410.82 × 16,463,821.45
  4. Step 4: Simplify right side
    30,402,442.29x = 690,746,392,601,878.12
  5. Step 5: Solve for x
    x = 690,746,392,601,878.12/30,402,442.29
  6. Step 6: Final answer
    x = 22,720,095.51

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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.