Home / 9,659,567.28-13,330,522.44-5,308,807.80

Finding the Fourth Proportional to 9,659,567.28, 13,330,522.44 and 5,308,807.80

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Solution

The fourth proportional to 9,659,567.28, 13,330,522.44 and 5,308,807.80 is: 7,326,330.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,659,567.28 : 13,330,522.44 = 5,308,807.80 : x
  2. Step 2: Convert to fraction form
    9,659,567.28/13,330,522.44 = 5,308,807.80/x
  3. Step 3: Cross multiply
    9,659,567.28x = 13,330,522.44 × 5,308,807.80
  4. Step 4: Simplify right side
    9,659,567.28x = 70,769,181,507,547.03
  5. Step 5: Solve for x
    x = 70,769,181,507,547.03/9,659,567.28
  6. Step 6: Final answer
    x = 7,326,330.41

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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.