Home / 6,908,774.40-10,360,051.20-3,120,307.20

Finding the Fourth Proportional to 6,908,774.40, 10,360,051.20 and 3,120,307.20

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Solution

The fourth proportional to 6,908,774.40, 10,360,051.20 and 3,120,307.20 is: 4,679,056.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,908,774.40 : 10,360,051.20 = 3,120,307.20 : x
  2. Step 2: Convert to fraction form
    6,908,774.40/10,360,051.20 = 3,120,307.20/x
  3. Step 3: Cross multiply
    6,908,774.40x = 10,360,051.20 × 3,120,307.20
  4. Step 4: Simplify right side
    6,908,774.40x = 32,326,542,351,728.64
  5. Step 5: Solve for x
    x = 32,326,542,351,728.64/6,908,774.40
  6. Step 6: Final answer
    x = 4,679,056.01

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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.