Home / 14,389,339.92-19,857,341.96-7,862,970.35

Finding the Fourth Proportional to 14,389,339.92, 19,857,341.96 and 7,862,970.35

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Solution

The fourth proportional to 14,389,339.92, 19,857,341.96 and 7,862,970.35 is: 10,850,927.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,389,339.92 : 19,857,341.96 = 7,862,970.35 : x
  2. Step 2: Convert to fraction form
    14,389,339.92/19,857,341.96 = 7,862,970.35/x
  3. Step 3: Cross multiply
    14,389,339.92x = 19,857,341.96 × 7,862,970.35
  4. Step 4: Simplify right side
    14,389,339.92x = 156,137,691,101,105.53
  5. Step 5: Solve for x
    x = 156,137,691,101,105.53/14,389,339.92
  6. Step 6: Final answer
    x = 10,850,927.98

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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.