Home / 14,133,628.10-21,200,442.15-12,698,737.40

Finding the Fourth Proportional to 14,133,628.10, 21,200,442.15 and 12,698,737.40

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Solution

The fourth proportional to 14,133,628.10, 21,200,442.15 and 12,698,737.40 is: 19,048,106.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,133,628.10 : 21,200,442.15 = 12,698,737.40 : x
  2. Step 2: Convert to fraction form
    14,133,628.10/21,200,442.15 = 12,698,737.40/x
  3. Step 3: Cross multiply
    14,133,628.10x = 21,200,442.15 × 12,698,737.40
  4. Step 4: Simplify right side
    14,133,628.10x = 269,218,847,626,741.41
  5. Step 5: Solve for x
    x = 269,218,847,626,741.41/14,133,628.10
  6. Step 6: Final answer
    x = 19,048,106.10

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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.