Home / 13,980,248.44-19,282,804.68-9,331,689.72

Finding the Fourth Proportional to 13,980,248.44, 19,282,804.68 and 9,331,689.72

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Solution

The fourth proportional to 13,980,248.44, 19,282,804.68 and 9,331,689.72 is: 12,871,098.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,980,248.44 : 19,282,804.68 = 9,331,689.72 : x
  2. Step 2: Convert to fraction form
    13,980,248.44/19,282,804.68 = 9,331,689.72/x
  3. Step 3: Cross multiply
    13,980,248.44x = 19,282,804.68 × 9,331,689.72
  4. Step 4: Simplify right side
    13,980,248.44x = 179,941,150,205,123.91
  5. Step 5: Solve for x
    x = 179,941,150,205,123.91/13,980,248.44
  6. Step 6: Final answer
    x = 12,871,098.18

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1.5x scale

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.