Home / 4,890,106.10-7,335,122.70-1,478,386.10

Finding the Fourth Proportional to 4,890,106.10, 7,335,122.70 and 1,478,386.10

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Solution

The fourth proportional to 4,890,106.10, 7,335,122.70 and 1,478,386.10 is: 2,217,568.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890,106.10 : 7,335,122.70 = 1,478,386.10 : x
  2. Step 2: Convert to fraction form
    4,890,106.10/7,335,122.70 = 1,478,386.10/x
  3. Step 3: Cross multiply
    4,890,106.10x = 7,335,122.70 × 1,478,386.10
  4. Step 4: Simplify right side
    4,890,106.10x = 10,844,143,441,474.47
  5. Step 5: Solve for x
    x = 10,844,143,441,474.47/4,890,106.10
  6. Step 6: Final answer
    x = 2,217,568.13

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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.