Home / 10,692,004.80-16,038,007.20-8,896,915.20

Finding the Fourth Proportional to 10,692,004.80, 16,038,007.20 and 8,896,915.20

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Solution

The fourth proportional to 10,692,004.80, 16,038,007.20 and 8,896,915.20 is: 13,345,372.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692,004.80 : 16,038,007.20 = 8,896,915.20 : x
  2. Step 2: Convert to fraction form
    10,692,004.80/16,038,007.20 = 8,896,915.20/x
  3. Step 3: Cross multiply
    10,692,004.80x = 16,038,007.20 × 8,896,915.20
  4. Step 4: Simplify right side
    10,692,004.80x = 142,688,790,035,389.41
  5. Step 5: Solve for x
    x = 142,688,790,035,389.41/10,692,004.80
  6. Step 6: Final answer
    x = 13,345,372.80

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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.