Home / 31,088,021.80-46,632,032.70-10,890,639.40

Finding the Fourth Proportional to 31,088,021.80, 46,632,032.70 and 10,890,639.40

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Solution

The fourth proportional to 31,088,021.80, 46,632,032.70 and 10,890,639.40 is: 16,335,959.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,088,021.80 : 46,632,032.70 = 10,890,639.40 : x
  2. Step 2: Convert to fraction form
    31,088,021.80/46,632,032.70 = 10,890,639.40/x
  3. Step 3: Cross multiply
    31,088,021.80x = 46,632,032.70 × 10,890,639.40
  4. Step 4: Simplify right side
    31,088,021.80x = 507,852,652,624,708.44
  5. Step 5: Solve for x
    x = 507,852,652,624,708.44/31,088,021.80
  6. Step 6: Final answer
    x = 16,335,959.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.