Home / 9,780,172.40-14,670,258.60-5,528,644.40

Finding the Fourth Proportional to 9,780,172.40, 14,670,258.60 and 5,528,644.40

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Solution

The fourth proportional to 9,780,172.40, 14,670,258.60 and 5,528,644.40 is: 8,292,966.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780,172.40 : 14,670,258.60 = 5,528,644.40 : x
  2. Step 2: Convert to fraction form
    9,780,172.40/14,670,258.60 = 5,528,644.40/x
  3. Step 3: Cross multiply
    9,780,172.40x = 14,670,258.60 × 5,528,644.40
  4. Step 4: Simplify right side
    9,780,172.40x = 81,106,643,055,441.84
  5. Step 5: Solve for x
    x = 81,106,643,055,441.84/9,780,172.40
  6. Step 6: Final answer
    x = 8,292,966.60

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Similar ratio
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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.