Home / 9,254,168.30-12,772,306.73-5,388,968.45

Finding the Fourth Proportional to 9,254,168.30, 12,772,306.73 and 5,388,968.45

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Solution

The fourth proportional to 9,254,168.30, 12,772,306.73 and 5,388,968.45 is: 7,437,681.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,254,168.30 : 12,772,306.73 = 5,388,968.45 : x
  2. Step 2: Convert to fraction form
    9,254,168.30/12,772,306.73 = 5,388,968.45/x
  3. Step 3: Cross multiply
    9,254,168.30x = 12,772,306.73 × 5,388,968.45
  4. Step 4: Simplify right side
    9,254,168.30x = 68,829,557,974,747.83
  5. Step 5: Solve for x
    x = 68,829,557,974,747.83/9,254,168.30
  6. Step 6: Final answer
    x = 7,437,681.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.