Home / 10,368,009.20-15,552,013.80-9,423,225.20

Finding the Fourth Proportional to 10,368,009.20, 15,552,013.80 and 9,423,225.20

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Solution

The fourth proportional to 10,368,009.20, 15,552,013.80 and 9,423,225.20 is: 14,134,837.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,009.20 : 15,552,013.80 = 9,423,225.20 : x
  2. Step 2: Convert to fraction form
    10,368,009.20/15,552,013.80 = 9,423,225.20/x
  3. Step 3: Cross multiply
    10,368,009.20x = 15,552,013.80 × 9,423,225.20
  4. Step 4: Simplify right side
    10,368,009.20x = 146,550,128,350,907.75
  5. Step 5: Solve for x
    x = 146,550,128,350,907.75/10,368,009.20
  6. Step 6: Final answer
    x = 14,134,837.80

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1.5x scale

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.