Home / 40,896,005.30-61,344,007.95-12,146,578.10

Finding the Fourth Proportional to 40,896,005.30, 61,344,007.95 and 12,146,578.10

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Solution

The fourth proportional to 40,896,005.30, 61,344,007.95 and 12,146,578.10 is: 18,219,867.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,896,005.30 : 61,344,007.95 = 12,146,578.10 : x
  2. Step 2: Convert to fraction form
    40,896,005.30/61,344,007.95 = 12,146,578.10/x
  3. Step 3: Cross multiply
    40,896,005.30x = 61,344,007.95 × 12,146,578.10
  4. Step 4: Simplify right side
    40,896,005.30x = 745,119,783,531,695.88
  5. Step 5: Solve for x
    x = 745,119,783,531,695.88/40,896,005.30
  6. Step 6: Final answer
    x = 18,219,867.15

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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.