Home / 28,056,007.64-38,723,745.46-16,457,307.82

Finding the Fourth Proportional to 28,056,007.64, 38,723,745.46 and 16,457,307.82

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Solution

The fourth proportional to 28,056,007.64, 38,723,745.46 and 16,457,307.82 is: 22,714,871.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,056,007.64 : 38,723,745.46 = 16,457,307.82 : x
  2. Step 2: Convert to fraction form
    28,056,007.64/38,723,745.46 = 16,457,307.82/x
  3. Step 3: Cross multiply
    28,056,007.64x = 38,723,745.46 × 16,457,307.82
  4. Step 4: Simplify right side
    28,056,007.64x = 637,288,598,978,547.50
  5. Step 5: Solve for x
    x = 637,288,598,978,547.50/28,056,007.64
  6. Step 6: Final answer
    x = 22,714,871.17

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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.