Home / 9,640,465.95-13,304,087.88-5,289,551.10

Finding the Fourth Proportional to 9,640,465.95, 13,304,087.88 and 5,289,551.10

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Solution

The fourth proportional to 9,640,465.95, 13,304,087.88 and 5,289,551.10 is: 7,299,714.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,640,465.95 : 13,304,087.88 = 5,289,551.10 : x
  2. Step 2: Convert to fraction form
    9,640,465.95/13,304,087.88 = 5,289,551.10/x
  3. Step 3: Cross multiply
    9,640,465.95x = 13,304,087.88 × 5,289,551.10
  4. Step 4: Simplify right side
    9,640,465.95x = 70,372,652,680,150.67
  5. Step 5: Solve for x
    x = 70,372,652,680,150.67/9,640,465.95
  6. Step 6: Final answer
    x = 7,299,714.87

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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.