Home / 23,163,312.99-31,965,409.59-12,850,036.20

Finding the Fourth Proportional to 23,163,312.99, 31,965,409.59 and 12,850,036.20

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Solution

The fourth proportional to 23,163,312.99, 31,965,409.59 and 12,850,036.20 is: 17,733,070.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,163,312.99 : 31,965,409.59 = 12,850,036.20 : x
  2. Step 2: Convert to fraction form
    23,163,312.99/31,965,409.59 = 12,850,036.20/x
  3. Step 3: Cross multiply
    23,163,312.99x = 31,965,409.59 × 12,850,036.20
  4. Step 4: Simplify right side
    23,163,312.99x = 410,756,670,379,327.12
  5. Step 5: Solve for x
    x = 410,756,670,379,327.12/23,163,312.99
  6. Step 6: Final answer
    x = 17,733,070.85

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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.