Home / 7,338,683.60-10,127,105.90-4,075,708.51

Finding the Fourth Proportional to 7,338,683.60, 10,127,105.90 and 4,075,708.51

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Solution

The fourth proportional to 7,338,683.60, 10,127,105.90 and 4,075,708.51 is: 5,624,323.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,683.60 : 10,127,105.90 = 4,075,708.51 : x
  2. Step 2: Convert to fraction form
    7,338,683.60/10,127,105.90 = 4,075,708.51/x
  3. Step 3: Cross multiply
    7,338,683.60x = 10,127,105.90 × 4,075,708.51
  4. Step 4: Simplify right side
    7,338,683.60x = 41,275,131,652,604.90
  5. Step 5: Solve for x
    x = 41,275,131,652,604.90/7,338,683.60
  6. Step 6: Final answer
    x = 5,624,323.64

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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.