Home / 28,985,902.89-40,000,629.06-16,596,186.35

Finding the Fourth Proportional to 28,985,902.89, 40,000,629.06 and 16,596,186.35

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Solution

The fourth proportional to 28,985,902.89, 40,000,629.06 and 16,596,186.35 is: 22,902,784.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,985,902.89 : 40,000,629.06 = 16,596,186.35 : x
  2. Step 2: Convert to fraction form
    28,985,902.89/40,000,629.06 = 16,596,186.35/x
  3. Step 3: Cross multiply
    28,985,902.89x = 40,000,629.06 × 16,596,186.35
  4. Step 4: Simplify right side
    28,985,902.89x = 663,857,893,996,985.38
  5. Step 5: Solve for x
    x = 663,857,893,996,985.38/28,985,902.89
  6. Step 6: Final answer
    x = 22,902,784.73

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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.