Home / 7,580,362.80-10,460,928-4,142,605.44

Finding the Fourth Proportional to 7,580,362.80, 10,460,928 and 4,142,605.44

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Solution

The fourth proportional to 7,580,362.80, 10,460,928 and 4,142,605.44 is: 5,716,810.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,580,362.80 : 10,460,928 = 4,142,605.44 : x
  2. Step 2: Convert to fraction form
    7,580,362.80/10,460,928 = 4,142,605.44/x
  3. Step 3: Cross multiply
    7,580,362.80x = 10,460,928 × 4,142,605.44
  4. Step 4: Simplify right side
    7,580,362.80x = 43,335,497,240,248.32
  5. Step 5: Solve for x
    x = 43,335,497,240,248.32/7,580,362.80
  6. Step 6: Final answer
    x = 5,716,810.45

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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.