Home / 28,985,881.80-40,000,600.02-16,596,165.36

Finding the Fourth Proportional to 28,985,881.80, 40,000,600.02 and 16,596,165.36

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Solution

The fourth proportional to 28,985,881.80, 40,000,600.02 and 16,596,165.36 is: 22,902,755.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,985,881.80 : 40,000,600.02 = 16,596,165.36 : x
  2. Step 2: Convert to fraction form
    28,985,881.80/40,000,600.02 = 16,596,165.36/x
  3. Step 3: Cross multiply
    28,985,881.80x = 40,000,600.02 × 16,596,165.36
  4. Step 4: Simplify right side
    28,985,881.80x = 663,856,572,431,139.38
  5. Step 5: Solve for x
    x = 663,856,572,431,139.38/28,985,881.80
  6. Step 6: Final answer
    x = 22,902,755.80

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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.