Home / 30,093,188.89-41,541,313.32-20,316,875.16

Finding the Fourth Proportional to 30,093,188.89, 41,541,313.32 and 20,316,875.16

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Solution

The fourth proportional to 30,093,188.89, 41,541,313.32 and 20,316,875.16 is: 28,045,870.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,093,188.89 : 41,541,313.32 = 20,316,875.16 : x
  2. Step 2: Convert to fraction form
    30,093,188.89/41,541,313.32 = 20,316,875.16/x
  3. Step 3: Cross multiply
    30,093,188.89x = 41,541,313.32 × 20,316,875.16
  4. Step 4: Simplify right side
    30,093,188.89x = 843,989,676,704,885.12
  5. Step 5: Solve for x
    x = 843,989,676,704,885.12/30,093,188.89
  6. Step 6: Final answer
    x = 28,045,870.44

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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.