Home / 14,413,673.63-19,890,868.82-7,887,303.88

Finding the Fourth Proportional to 14,413,673.63, 19,890,868.82 and 7,887,303.88

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Solution

The fourth proportional to 14,413,673.63, 19,890,868.82 and 7,887,303.88 is: 10,884,478.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,413,673.63 : 19,890,868.82 = 7,887,303.88 : x
  2. Step 2: Convert to fraction form
    14,413,673.63/19,890,868.82 = 7,887,303.88/x
  3. Step 3: Cross multiply
    14,413,673.63x = 19,890,868.82 × 7,887,303.88
  4. Step 4: Simplify right side
    14,413,673.63x = 156,885,326,731,393.34
  5. Step 5: Solve for x
    x = 156,885,326,731,393.34/14,413,673.63
  6. Step 6: Final answer
    x = 10,884,478.91

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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.