Home / 10,913,603.40-16,370,405.10-10,382,162.40

Finding the Fourth Proportional to 10,913,603.40, 16,370,405.10 and 10,382,162.40

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Solution

The fourth proportional to 10,913,603.40, 16,370,405.10 and 10,382,162.40 is: 15,573,243.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,913,603.40 : 16,370,405.10 = 10,382,162.40 : x
  2. Step 2: Convert to fraction form
    10,913,603.40/16,370,405.10 = 10,382,162.40/x
  3. Step 3: Cross multiply
    10,913,603.40x = 16,370,405.10 × 10,382,162.40
  4. Step 4: Simplify right side
    10,913,603.40x = 169,960,204,301,988.25
  5. Step 5: Solve for x
    x = 169,960,204,301,988.25/10,913,603.40
  6. Step 6: Final answer
    x = 15,573,243.60

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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.