Home / 9,741,643.40-14,613,386.70-2,649,931.40

Finding the Fourth Proportional to 9,741,643.40, 14,613,386.70 and 2,649,931.40

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Solution

The fourth proportional to 9,741,643.40, 14,613,386.70 and 2,649,931.40 is: 3,975,147.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,741,643.40 : 14,613,386.70 = 2,649,931.40 : x
  2. Step 2: Convert to fraction form
    9,741,643.40/14,613,386.70 = 2,649,931.40/x
  3. Step 3: Cross multiply
    9,741,643.40x = 14,613,386.70 × 2,649,931.40
  4. Step 4: Simplify right side
    9,741,643.40x = 38,724,472,276,672.38
  5. Step 5: Solve for x
    x = 38,724,472,276,672.38/9,741,643.40
  6. Step 6: Final answer
    x = 3,975,147.79

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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.