Home / 28,593,718.35-39,475,535.27-21,875,411.17

Finding the Fourth Proportional to 28,593,718.35, 39,475,535.27 and 21,875,411.17

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Solution

The fourth proportional to 28,593,718.35, 39,475,535.27 and 21,875,411.17 is: 30,200,464.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,593,718.35 : 39,475,535.27 = 21,875,411.17 : x
  2. Step 2: Convert to fraction form
    28,593,718.35/39,475,535.27 = 21,875,411.17/x
  3. Step 3: Cross multiply
    28,593,718.35x = 39,475,535.27 × 21,875,411.17
  4. Step 4: Simplify right side
    28,593,718.35x = 863,543,565,077,710
  5. Step 5: Solve for x
    x = 863,543,565,077,710/28,593,718.35
  6. Step 6: Final answer
    x = 30,200,464.12

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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.