Home / 12,852,102.40-19,309,646.40-9,663,456.40

Finding the Fourth Proportional to 12,852,102.40, 19,309,646.40 and 9,663,456.40

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Solution

The fourth proportional to 12,852,102.40, 19,309,646.40 and 9,663,456.40 is: 14,518,863.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,852,102.40 : 19,309,646.40 = 9,663,456.40 : x
  2. Step 2: Convert to fraction form
    12,852,102.40/19,309,646.40 = 9,663,456.40/x
  3. Step 3: Cross multiply
    12,852,102.40x = 19,309,646.40 × 9,663,456.40
  4. Step 4: Simplify right side
    12,852,102.40x = 186,597,926,085,816.94
  5. Step 5: Solve for x
    x = 186,597,926,085,816.94/12,852,102.40
  6. Step 6: Final answer
    x = 14,518,863.94

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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.