Home / 12,452,507.40-18,683,426.70-4,884,904.20

Finding the Fourth Proportional to 12,452,507.40, 18,683,426.70 and 4,884,904.20

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Solution

The fourth proportional to 12,452,507.40, 18,683,426.70 and 4,884,904.20 is: 7,329,186.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452,507.40 : 18,683,426.70 = 4,884,904.20 : x
  2. Step 2: Convert to fraction form
    12,452,507.40/18,683,426.70 = 4,884,904.20/x
  3. Step 3: Cross multiply
    12,452,507.40x = 18,683,426.70 × 4,884,904.20
  4. Step 4: Simplify right side
    12,452,507.40x = 91,266,749,557,222.14
  5. Step 5: Solve for x
    x = 91,266,749,557,222.14/12,452,507.40
  6. Step 6: Final answer
    x = 7,329,186.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.