Home / 13,466,871.61-18,545,140.06-11,699,953.00

Finding the Fourth Proportional to 13,466,871.61, 18,545,140.06 and 11,699,953.00

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Solution

The fourth proportional to 13,466,871.61, 18,545,140.06 and 11,699,953.00 is: 16,111,928.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,466,871.61 : 18,545,140.06 = 11,699,953.00 : x
  2. Step 2: Convert to fraction form
    13,466,871.61/18,545,140.06 = 11,699,953.00/x
  3. Step 3: Cross multiply
    13,466,871.61x = 18,545,140.06 × 11,699,953.00
  4. Step 4: Simplify right side
    13,466,871.61x = 216,977,267,004,804.47
  5. Step 5: Solve for x
    x = 216,977,267,004,804.47/13,466,871.61
  6. Step 6: Final answer
    x = 16,111,928.10

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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.