Home / 28,964,938.16-39,967,171.32-16,739,434.16

Finding the Fourth Proportional to 28,964,938.16, 39,967,171.32 and 16,739,434.16

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Solution

The fourth proportional to 28,964,938.16, 39,967,171.32 and 16,739,434.16 is: 23,097,851.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,964,938.16 : 39,967,171.32 = 16,739,434.16 : x
  2. Step 2: Convert to fraction form
    28,964,938.16/39,967,171.32 = 16,739,434.16/x
  3. Step 3: Cross multiply
    28,964,938.16x = 39,967,171.32 × 16,739,434.16
  4. Step 4: Simplify right side
    28,964,938.16x = 669,027,832,872,580.25
  5. Step 5: Solve for x
    x = 669,027,832,872,580.25/28,964,938.16
  6. Step 6: Final answer
    x = 23,097,851.24

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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.