Home / 19,980,465.16-27,573,041.58-10,813,107.90

Finding the Fourth Proportional to 19,980,465.16, 27,573,041.58 and 10,813,107.90

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Solution

The fourth proportional to 19,980,465.16, 27,573,041.58 and 10,813,107.90 is: 14,922,088.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,980,465.16 : 27,573,041.58 = 10,813,107.90 : x
  2. Step 2: Convert to fraction form
    19,980,465.16/27,573,041.58 = 10,813,107.90/x
  3. Step 3: Cross multiply
    19,980,465.16x = 27,573,041.58 × 10,813,107.90
  4. Step 4: Simplify right side
    19,980,465.16x = 298,150,273,735,726.50
  5. Step 5: Solve for x
    x = 298,150,273,735,726.50/19,980,465.16
  6. Step 6: Final answer
    x = 14,922,088.72

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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.