Home / 68,457,145.46-94,460,412.16-38,676,927.40

Finding the Fourth Proportional to 68,457,145.46, 94,460,412.16 and 38,676,927.40

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Solution

The fourth proportional to 68,457,145.46, 94,460,412.16 and 38,676,927.40 is: 53,368,256.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,457,145.46 : 94,460,412.16 = 38,676,927.40 : x
  2. Step 2: Convert to fraction form
    68,457,145.46/94,460,412.16 = 38,676,927.40/x
  3. Step 3: Cross multiply
    68,457,145.46x = 94,460,412.16 × 38,676,927.40
  4. Step 4: Simplify right side
    68,457,145.46x = 3,653,438,503,098,592
  5. Step 5: Solve for x
    x = 3,653,438,503,098,592/68,457,145.46
  6. Step 6: Final answer
    x = 53,368,256.57

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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.