Home / 8,879,870.64-12,254,260.74-4,805,490.72

Finding the Fourth Proportional to 8,879,870.64, 12,254,260.74 and 4,805,490.72

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Solution

The fourth proportional to 8,879,870.64, 12,254,260.74 and 4,805,490.72 is: 6,631,598.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879,870.64 : 12,254,260.74 = 4,805,490.72 : x
  2. Step 2: Convert to fraction form
    8,879,870.64/12,254,260.74 = 4,805,490.72/x
  3. Step 3: Cross multiply
    8,879,870.64x = 12,254,260.74 × 4,805,490.72
  4. Step 4: Simplify right side
    8,879,870.64x = 58,887,736,266,530.33
  5. Step 5: Solve for x
    x = 58,887,736,266,530.33/8,879,870.64
  6. Step 6: Final answer
    x = 6,631,598.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.