Home / 6,918,069.15-10,381,532.40-4,039,430.40

Finding the Fourth Proportional to 6,918,069.15, 10,381,532.40 and 4,039,430.40

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Solution

The fourth proportional to 6,918,069.15, 10,381,532.40 and 4,039,430.40 is: 6,061,731.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918,069.15 : 10,381,532.40 = 4,039,430.40 : x
  2. Step 2: Convert to fraction form
    6,918,069.15/10,381,532.40 = 4,039,430.40/x
  3. Step 3: Cross multiply
    6,918,069.15x = 10,381,532.40 × 4,039,430.40
  4. Step 4: Simplify right side
    6,918,069.15x = 41,935,477,575,144.96
  5. Step 5: Solve for x
    x = 41,935,477,575,144.96/6,918,069.15
  6. Step 6: Final answer
    x = 6,061,731.48

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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.