Home / 15,578,341.92-23,346,625.30-12,124,252.40

Finding the Fourth Proportional to 15,578,341.92, 23,346,625.30 and 12,124,252.40

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Solution

The fourth proportional to 15,578,341.92, 23,346,625.30 and 12,124,252.40 is: 18,170,122.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,578,341.92 : 23,346,625.30 = 12,124,252.40 : x
  2. Step 2: Convert to fraction form
    15,578,341.92/23,346,625.30 = 12,124,252.40/x
  3. Step 3: Cross multiply
    15,578,341.92x = 23,346,625.30 × 12,124,252.40
  4. Step 4: Simplify right side
    15,578,341.92x = 283,060,377,678,381.94
  5. Step 5: Solve for x
    x = 283,060,377,678,381.94/15,578,341.92
  6. Step 6: Final answer
    x = 18,170,122.28

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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.