Home / 29,041,968.90-43,562,953.35-18,889,623.30

Finding the Fourth Proportional to 29,041,968.90, 43,562,953.35 and 18,889,623.30

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Solution

The fourth proportional to 29,041,968.90, 43,562,953.35 and 18,889,623.30 is: 28,334,434.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,041,968.90 : 43,562,953.35 = 18,889,623.30 : x
  2. Step 2: Convert to fraction form
    29,041,968.90/43,562,953.35 = 18,889,623.30/x
  3. Step 3: Cross multiply
    29,041,968.90x = 43,562,953.35 × 18,889,623.30
  4. Step 4: Simplify right side
    29,041,968.90x = 822,887,778,616,973.12
  5. Step 5: Solve for x
    x = 822,887,778,616,973.12/29,041,968.90
  6. Step 6: Final answer
    x = 28,334,434.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.