Home / 12,480,768-18,721,152-3,025,152

Finding the Fourth Proportional to 12,480,768, 18,721,152 and 3,025,152

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Solution

The fourth proportional to 12,480,768, 18,721,152 and 3,025,152 is: 4,537,728

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,480,768 : 18,721,152 = 3,025,152 : x
  2. Step 2: Convert to fraction form
    12,480,768/18,721,152 = 3,025,152/x
  3. Step 3: Cross multiply
    12,480,768x = 18,721,152 × 3,025,152
  4. Step 4: Simplify right side
    12,480,768x = 56,634,330,415,104
  5. Step 5: Solve for x
    x = 56,634,330,415,104/12,480,768
  6. Step 6: Final answer
    x = 4,537,728

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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.