Home / 10,452,904.65-15,679,356.98-8,300,568.60

Finding the Fourth Proportional to 10,452,904.65, 15,679,356.98 and 8,300,568.60

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Solution

The fourth proportional to 10,452,904.65, 15,679,356.98 and 8,300,568.60 is: 12,450,852.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,452,904.65 : 15,679,356.98 = 8,300,568.60 : x
  2. Step 2: Convert to fraction form
    10,452,904.65/15,679,356.98 = 8,300,568.60/x
  3. Step 3: Cross multiply
    10,452,904.65x = 15,679,356.98 × 8,300,568.60
  4. Step 4: Simplify right side
    10,452,904.65x = 130,147,578,174,875.97
  5. Step 5: Solve for x
    x = 130,147,578,174,875.97/10,452,904.65
  6. Step 6: Final answer
    x = 12,450,852.90

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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.