Home / 10,386,975.40-15,580,463.10-5,907,999.40

Finding the Fourth Proportional to 10,386,975.40, 15,580,463.10 and 5,907,999.40

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Solution

The fourth proportional to 10,386,975.40, 15,580,463.10 and 5,907,999.40 is: 8,861,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,386,975.40 : 15,580,463.10 = 5,907,999.40 : x
  2. Step 2: Convert to fraction form
    10,386,975.40/15,580,463.10 = 5,907,999.40/x
  3. Step 3: Cross multiply
    10,386,975.40x = 15,580,463.10 × 5,907,999.40
  4. Step 4: Simplify right side
    10,386,975.40x = 92,049,366,646,522.14
  5. Step 5: Solve for x
    x = 92,049,366,646,522.14/10,386,975.40
  6. Step 6: Final answer
    x = 8,861,999.10

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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.