Home / 9,357,237.24-12,912,266.70-5,283,258.36

Finding the Fourth Proportional to 9,357,237.24, 12,912,266.70 and 5,283,258.36

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Solution

The fourth proportional to 9,357,237.24, 12,912,266.70 and 5,283,258.36 is: 7,290,489.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,357,237.24 : 12,912,266.70 = 5,283,258.36 : x
  2. Step 2: Convert to fraction form
    9,357,237.24/12,912,266.70 = 5,283,258.36/x
  3. Step 3: Cross multiply
    9,357,237.24x = 12,912,266.70 × 5,283,258.36
  4. Step 4: Simplify right side
    9,357,237.24x = 68,218,840,989,324.61
  5. Step 5: Solve for x
    x = 68,218,840,989,324.61/9,357,237.24
  6. Step 6: Final answer
    x = 7,290,489.62

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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.