Home / 7,338,690.58-10,127,528.16-4,075,809.70

Finding the Fourth Proportional to 7,338,690.58, 10,127,528.16 and 4,075,809.70

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Solution

The fourth proportional to 7,338,690.58, 10,127,528.16 and 4,075,809.70 is: 5,624,692.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,690.58 : 10,127,528.16 = 4,075,809.70 : x
  2. Step 2: Convert to fraction form
    7,338,690.58/10,127,528.16 = 4,075,809.70/x
  3. Step 3: Cross multiply
    7,338,690.58x = 10,127,528.16 × 4,075,809.70
  4. Step 4: Simplify right side
    7,338,690.58x = 41,277,877,511,551.16
  5. Step 5: Solve for x
    x = 41,277,877,511,551.16/7,338,690.58
  6. Step 6: Final answer
    x = 5,624,692.45

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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.