Home / 16,931,915.56-23,366,219.46-9,197,109.16

Finding the Fourth Proportional to 16,931,915.56, 23,366,219.46 and 9,197,109.16

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Solution

The fourth proportional to 16,931,915.56, 23,366,219.46 and 9,197,109.16 is: 12,692,106.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,931,915.56 : 23,366,219.46 = 9,197,109.16 : x
  2. Step 2: Convert to fraction form
    16,931,915.56/23,366,219.46 = 9,197,109.16/x
  3. Step 3: Cross multiply
    16,931,915.56x = 23,366,219.46 × 9,197,109.16
  4. Step 4: Simplify right side
    16,931,915.56x = 214,901,671,030,136.25
  5. Step 5: Solve for x
    x = 214,901,671,030,136.25/16,931,915.56
  6. Step 6: Final answer
    x = 12,692,106.23

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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.