Home / 12,097,636.40-18,125,459.40-10,208,068.40

Finding the Fourth Proportional to 12,097,636.40, 18,125,459.40 and 10,208,068.40

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Solution

The fourth proportional to 12,097,636.40, 18,125,459.40 and 10,208,068.40 is: 15,294,386.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,636.40 : 18,125,459.40 = 10,208,068.40 : x
  2. Step 2: Convert to fraction form
    12,097,636.40/18,125,459.40 = 10,208,068.40/x
  3. Step 3: Cross multiply
    12,097,636.40x = 18,125,459.40 × 10,208,068.40
  4. Step 4: Simplify right side
    12,097,636.40x = 185,025,929,336,622.94
  5. Step 5: Solve for x
    x = 185,025,929,336,622.94/12,097,636.40
  6. Step 6: Final answer
    x = 15,294,386.71

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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.