Home / 6,912,541.90-10,368,812.85-5,484,868.30

Finding the Fourth Proportional to 6,912,541.90, 10,368,812.85 and 5,484,868.30

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Solution

The fourth proportional to 6,912,541.90, 10,368,812.85 and 5,484,868.30 is: 8,227,302.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,541.90 : 10,368,812.85 = 5,484,868.30 : x
  2. Step 2: Convert to fraction form
    6,912,541.90/10,368,812.85 = 5,484,868.30/x
  3. Step 3: Cross multiply
    6,912,541.90x = 10,368,812.85 × 5,484,868.30
  4. Step 4: Simplify right side
    6,912,541.90x = 56,871,572,909,597.65
  5. Step 5: Solve for x
    x = 56,871,572,909,597.65/6,912,541.90
  6. Step 6: Final answer
    x = 8,227,302.45

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1.5x scale

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.