Home / 19,888,674.40-27,446,095.12-11,186,852.92

Finding the Fourth Proportional to 19,888,674.40, 27,446,095.12 and 11,186,852.92

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Solution

The fourth proportional to 19,888,674.40, 27,446,095.12 and 11,186,852.92 is: 15,437,702.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,888,674.40 : 27,446,095.12 = 11,186,852.92 : x
  2. Step 2: Convert to fraction form
    19,888,674.40/27,446,095.12 = 11,186,852.92/x
  3. Step 3: Cross multiply
    19,888,674.40x = 27,446,095.12 × 11,186,852.92
  4. Step 4: Simplify right side
    19,888,674.40x = 307,035,429,335,769.75
  5. Step 5: Solve for x
    x = 307,035,429,335,769.75/19,888,674.40
  6. Step 6: Final answer
    x = 15,437,702.04

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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.