Home / 10,678,911.03-14,732,829.72-7,894,719.63

Finding the Fourth Proportional to 10,678,911.03, 14,732,829.72 and 7,894,719.63

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Solution

The fourth proportional to 10,678,911.03, 14,732,829.72 and 7,894,719.63 is: 10,891,706.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,678,911.03 : 14,732,829.72 = 7,894,719.63 : x
  2. Step 2: Convert to fraction form
    10,678,911.03/14,732,829.72 = 7,894,719.63/x
  3. Step 3: Cross multiply
    10,678,911.03x = 14,732,829.72 × 7,894,719.63
  4. Step 4: Simplify right side
    10,678,911.03x = 116,311,559,995,931.41
  5. Step 5: Solve for x
    x = 116,311,559,995,931.41/10,678,911.03
  6. Step 6: Final answer
    x = 10,891,706.06

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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.