Home / 10,553,622.40-15,830,433.60-9,292,873.60

Finding the Fourth Proportional to 10,553,622.40, 15,830,433.60 and 9,292,873.60

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Solution

The fourth proportional to 10,553,622.40, 15,830,433.60 and 9,292,873.60 is: 13,939,310.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,553,622.40 : 15,830,433.60 = 9,292,873.60 : x
  2. Step 2: Convert to fraction form
    10,553,622.40/15,830,433.60 = 9,292,873.60/x
  3. Step 3: Cross multiply
    10,553,622.40x = 15,830,433.60 × 9,292,873.60
  4. Step 4: Simplify right side
    10,553,622.40x = 147,110,218,477,992.94
  5. Step 5: Solve for x
    x = 147,110,218,477,992.94/10,553,622.40
  6. Step 6: Final answer
    x = 13,939,310.40

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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.