Home / 10,368,021.80-15,552,032.70-6,585,775.40

Finding the Fourth Proportional to 10,368,021.80, 15,552,032.70 and 6,585,775.40

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Solution

The fourth proportional to 10,368,021.80, 15,552,032.70 and 6,585,775.40 is: 9,878,663.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,021.80 : 15,552,032.70 = 6,585,775.40 : x
  2. Step 2: Convert to fraction form
    10,368,021.80/15,552,032.70 = 6,585,775.40/x
  3. Step 3: Cross multiply
    10,368,021.80x = 15,552,032.70 × 6,585,775.40
  4. Step 4: Simplify right side
    10,368,021.80x = 102,422,194,375,655.58
  5. Step 5: Solve for x
    x = 102,422,194,375,655.58/10,368,021.80
  6. Step 6: Final answer
    x = 9,878,663.10

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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.