Home / 6,911,116.70-10,366,675.05-3,316,271.90

Finding the Fourth Proportional to 6,911,116.70, 10,366,675.05 and 3,316,271.90

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Solution

The fourth proportional to 6,911,116.70, 10,366,675.05 and 3,316,271.90 is: 4,974,407.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911,116.70 : 10,366,675.05 = 3,316,271.90 : x
  2. Step 2: Convert to fraction form
    6,911,116.70/10,366,675.05 = 3,316,271.90/x
  3. Step 3: Cross multiply
    6,911,116.70x = 10,366,675.05 × 3,316,271.90
  4. Step 4: Simplify right side
    6,911,116.70x = 34,378,713,164,746.10
  5. Step 5: Solve for x
    x = 34,378,713,164,746.10/6,911,116.70
  6. Step 6: Final answer
    x = 4,974,407.85

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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.