Home / 6,492,713.40-9,720,407.70-3,973,289.40

Finding the Fourth Proportional to 6,492,713.40, 9,720,407.70 and 3,973,289.40

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Solution

The fourth proportional to 6,492,713.40, 9,720,407.70 and 3,973,289.40 is: 5,948,513.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,492,713.40 : 9,720,407.70 = 3,973,289.40 : x
  2. Step 2: Convert to fraction form
    6,492,713.40/9,720,407.70 = 3,973,289.40/x
  3. Step 3: Cross multiply
    6,492,713.40x = 9,720,407.70 × 3,973,289.40
  4. Step 4: Simplify right side
    6,492,713.40x = 38,621,992,878,088.38
  5. Step 5: Solve for x
    x = 38,621,992,878,088.38/6,492,713.40
  6. Step 6: Final answer
    x = 5,948,513.43

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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.