Home / 16,559,136.80-24,838,705.20-12,528,058.40

Finding the Fourth Proportional to 16,559,136.80, 24,838,705.20 and 12,528,058.40

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Solution

The fourth proportional to 16,559,136.80, 24,838,705.20 and 12,528,058.40 is: 18,792,087.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,559,136.80 : 24,838,705.20 = 12,528,058.40 : x
  2. Step 2: Convert to fraction form
    16,559,136.80/24,838,705.20 = 12,528,058.40/x
  3. Step 3: Cross multiply
    16,559,136.80x = 24,838,705.20 × 12,528,058.40
  4. Step 4: Simplify right side
    16,559,136.80x = 311,180,749,325,983.69
  5. Step 5: Solve for x
    x = 311,180,749,325,983.69/16,559,136.80
  6. Step 6: Final answer
    x = 18,792,087.60

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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.