Home / 12,283,925.32-16,957,252.50-7,935,131.68

Finding the Fourth Proportional to 12,283,925.32, 16,957,252.50 and 7,935,131.68

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Solution

The fourth proportional to 12,283,925.32, 16,957,252.50 and 7,935,131.68 is: 10,953,992.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,283,925.32 : 16,957,252.50 = 7,935,131.68 : x
  2. Step 2: Convert to fraction form
    12,283,925.32/16,957,252.50 = 7,935,131.68/x
  3. Step 3: Cross multiply
    12,283,925.32x = 16,957,252.50 × 7,935,131.68
  4. Step 4: Simplify right side
    12,283,925.32x = 134,558,031,518,509.19
  5. Step 5: Solve for x
    x = 134,558,031,518,509.19/12,283,925.32
  6. Step 6: Final answer
    x = 10,953,992.96

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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.