Home / 6,470,256.30-9,705,384.45-4,977,264.30

Finding the Fourth Proportional to 6,470,256.30, 9,705,384.45 and 4,977,264.30

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Solution

The fourth proportional to 6,470,256.30, 9,705,384.45 and 4,977,264.30 is: 7,465,896.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,470,256.30 : 9,705,384.45 = 4,977,264.30 : x
  2. Step 2: Convert to fraction form
    6,470,256.30/9,705,384.45 = 4,977,264.30/x
  3. Step 3: Cross multiply
    6,470,256.30x = 9,705,384.45 × 4,977,264.30
  4. Step 4: Simplify right side
    6,470,256.30x = 48,306,263,540,760.13
  5. Step 5: Solve for x
    x = 48,306,263,540,760.13/6,470,256.30
  6. Step 6: Final answer
    x = 7,465,896.45

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Double scale
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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.