Home / 6,445,812.10-9,658,220.55-4,745,200.90

Finding the Fourth Proportional to 6,445,812.10, 9,658,220.55 and 4,745,200.90

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Solution

The fourth proportional to 6,445,812.10, 9,658,220.55 and 4,745,200.90 is: 7,110,073.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,445,812.10 : 9,658,220.55 = 4,745,200.90 : x
  2. Step 2: Convert to fraction form
    6,445,812.10/9,658,220.55 = 4,745,200.90/x
  3. Step 3: Cross multiply
    6,445,812.10x = 9,658,220.55 × 4,745,200.90
  4. Step 4: Simplify right side
    6,445,812.10x = 45,830,196,846,258.50
  5. Step 5: Solve for x
    x = 45,830,196,846,258.50/6,445,812.10
  6. Step 6: Final answer
    x = 7,110,073.35

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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.