Home / 59,457,790.80-89,165,267.64-20,585,688.84

Finding the Fourth Proportional to 59,457,790.80, 89,165,267.64 and 20,585,688.84

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Solution

The fourth proportional to 59,457,790.80, 89,165,267.64 and 20,585,688.84 is: 30,871,117.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,457,790.80 : 89,165,267.64 = 20,585,688.84 : x
  2. Step 2: Convert to fraction form
    59,457,790.80/89,165,267.64 = 20,585,688.84/x
  3. Step 3: Cross multiply
    59,457,790.80x = 89,165,267.64 × 20,585,688.84
  4. Step 4: Simplify right side
    59,457,790.80x = 1,835,528,454,972,361.25
  5. Step 5: Solve for x
    x = 1,835,528,454,972,361.25/59,457,790.80
  6. Step 6: Final answer
    x = 30,871,117.65

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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.