Home / 13,284,029.80-19,913,603.10-10,403,799.40

Finding the Fourth Proportional to 13,284,029.80, 19,913,603.10 and 10,403,799.40

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Solution

The fourth proportional to 13,284,029.80, 19,913,603.10 and 10,403,799.40 is: 15,595,955.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,284,029.80 : 19,913,603.10 = 10,403,799.40 : x
  2. Step 2: Convert to fraction form
    13,284,029.80/19,913,603.10 = 10,403,799.40/x
  3. Step 3: Cross multiply
    13,284,029.80x = 19,913,603.10 × 10,403,799.40
  4. Step 4: Simplify right side
    13,284,029.80x = 207,177,131,983,618.16
  5. Step 5: Solve for x
    x = 207,177,131,983,618.16/13,284,029.80
  6. Step 6: Final answer
    x = 15,595,955.08

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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.