Home / 13,235,130.49-18,266,647.08-11,026,491.04

Finding the Fourth Proportional to 13,235,130.49, 18,266,647.08 and 11,026,491.04

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Solution

The fourth proportional to 13,235,130.49, 18,266,647.08 and 11,026,491.04 is: 15,218,363.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,235,130.49 : 18,266,647.08 = 11,026,491.04 : x
  2. Step 2: Convert to fraction form
    13,235,130.49/18,266,647.08 = 11,026,491.04/x
  3. Step 3: Cross multiply
    13,235,130.49x = 18,266,647.08 × 11,026,491.04
  4. Step 4: Simplify right side
    13,235,130.49x = 201,417,020,358,462.12
  5. Step 5: Solve for x
    x = 201,417,020,358,462.12/13,235,130.49
  6. Step 6: Final answer
    x = 15,218,363.02

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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.