Home / 10,363,966.61-15,547,942.49-3,973,720.55

Finding the Fourth Proportional to 10,363,966.61, 15,547,942.49 and 3,973,720.55

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Solution

The fourth proportional to 10,363,966.61, 15,547,942.49 and 3,973,720.55 is: 5,961,344.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363,966.61 : 15,547,942.49 = 3,973,720.55 : x
  2. Step 2: Convert to fraction form
    10,363,966.61/15,547,942.49 = 3,973,720.55/x
  3. Step 3: Cross multiply
    10,363,966.61x = 15,547,942.49 × 3,973,720.55
  4. Step 4: Simplify right side
    10,363,966.61x = 61,783,178,582,731.16
  5. Step 5: Solve for x
    x = 61,783,178,582,731.16/10,363,966.61
  6. Step 6: Final answer
    x = 5,961,344.81

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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.