Home / 29,644,970.06-40,877,572.10-19,312,532.30

Finding the Fourth Proportional to 29,644,970.06, 40,877,572.10 and 19,312,532.30

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Solution

The fourth proportional to 29,644,970.06, 40,877,572.10 and 19,312,532.30 is: 26,630,130.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,644,970.06 : 40,877,572.10 = 19,312,532.30 : x
  2. Step 2: Convert to fraction form
    29,644,970.06/40,877,572.10 = 19,312,532.30/x
  3. Step 3: Cross multiply
    29,644,970.06x = 40,877,572.10 × 19,312,532.30
  4. Step 4: Simplify right side
    29,644,970.06x = 789,449,431,526,828.88
  5. Step 5: Solve for x
    x = 789,449,431,526,828.88/29,644,970.06
  6. Step 6: Final answer
    x = 26,630,130.84

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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.