Home / 28,263,703.40-42,401,084.70-12,089,623.40

Finding the Fourth Proportional to 28,263,703.40, 42,401,084.70 and 12,089,623.40

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Solution

The fourth proportional to 28,263,703.40, 42,401,084.70 and 12,089,623.40 is: 18,136,800.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,263,703.40 : 42,401,084.70 = 12,089,623.40 : x
  2. Step 2: Convert to fraction form
    28,263,703.40/42,401,084.70 = 12,089,623.40/x
  3. Step 3: Cross multiply
    28,263,703.40x = 42,401,084.70 × 12,089,623.40
  4. Step 4: Simplify right side
    28,263,703.40x = 512,613,145,774,502.06
  5. Step 5: Solve for x
    x = 512,613,145,774,502.06/28,263,703.40
  6. Step 6: Final answer
    x = 18,136,800.35

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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.