Home / 6,538,496.18-9,807,752.16-3,125,980.35

Finding the Fourth Proportional to 6,538,496.18, 9,807,752.16 and 3,125,980.35

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Solution

The fourth proportional to 6,538,496.18, 9,807,752.16 and 3,125,980.35 is: 4,688,974.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,538,496.18 : 9,807,752.16 = 3,125,980.35 : x
  2. Step 2: Convert to fraction form
    6,538,496.18/9,807,752.16 = 3,125,980.35/x
  3. Step 3: Cross multiply
    6,538,496.18x = 9,807,752.16 × 3,125,980.35
  4. Step 4: Simplify right side
    6,538,496.18x = 30,658,840,529,830.06
  5. Step 5: Solve for x
    x = 30,658,840,529,830.06/6,538,496.18
  6. Step 6: Final answer
    x = 4,688,974.30

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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.