Home / 7,249,505.92-10,004,574.72-3,986,569.60

Finding the Fourth Proportional to 7,249,505.92, 10,004,574.72 and 3,986,569.60

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Solution

The fourth proportional to 7,249,505.92, 10,004,574.72 and 3,986,569.60 is: 5,501,607.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249,505.92 : 10,004,574.72 = 3,986,569.60 : x
  2. Step 2: Convert to fraction form
    7,249,505.92/10,004,574.72 = 3,986,569.60/x
  3. Step 3: Cross multiply
    7,249,505.92x = 10,004,574.72 × 3,986,569.60
  4. Step 4: Simplify right side
    7,249,505.92x = 39,883,933,439,680.52
  5. Step 5: Solve for x
    x = 39,883,933,439,680.52/7,249,505.92
  6. Step 6: Final answer
    x = 5,501,607.13

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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.