Home / 30,093,178.34-41,541,300.02-20,316,865.52

Finding the Fourth Proportional to 30,093,178.34, 41,541,300.02 and 20,316,865.52

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Solution

The fourth proportional to 30,093,178.34, 41,541,300.02 and 20,316,865.52 is: 28,045,857.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,093,178.34 : 41,541,300.02 = 20,316,865.52 : x
  2. Step 2: Convert to fraction form
    30,093,178.34/41,541,300.02 = 20,316,865.52/x
  3. Step 3: Cross multiply
    30,093,178.34x = 41,541,300.02 × 20,316,865.52
  4. Step 4: Simplify right side
    30,093,178.34x = 843,989,006,032,313.38
  5. Step 5: Solve for x
    x = 843,989,006,032,313.38/30,093,178.34
  6. Step 6: Final answer
    x = 28,045,857.98

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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.