Home / 7,117,007.10-10,675,510.65-6,838,000.58

Finding the Fourth Proportional to 7,117,007.10, 10,675,510.65 and 6,838,000.58

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Solution

The fourth proportional to 7,117,007.10, 10,675,510.65 and 6,838,000.58 is: 10,257,000.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117,007.10 : 10,675,510.65 = 6,838,000.58 : x
  2. Step 2: Convert to fraction form
    7,117,007.10/10,675,510.65 = 6,838,000.58/x
  3. Step 3: Cross multiply
    7,117,007.10x = 10,675,510.65 × 6,838,000.58
  4. Step 4: Simplify right side
    7,117,007.10x = 72,999,147,963,118.62
  5. Step 5: Solve for x
    x = 72,999,147,963,118.62/7,117,007.10
  6. Step 6: Final answer
    x = 10,257,000.86

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Similar ratio
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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.