Home / 10,380,384.03-14,314,278.83-6,894,459.12

Finding the Fourth Proportional to 10,380,384.03, 14,314,278.83 and 6,894,459.12

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Solution

The fourth proportional to 10,380,384.03, 14,314,278.83 and 6,894,459.12 is: 9,507,279.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,380,384.03 : 14,314,278.83 = 6,894,459.12 : x
  2. Step 2: Convert to fraction form
    10,380,384.03/14,314,278.83 = 6,894,459.12/x
  3. Step 3: Cross multiply
    10,380,384.03x = 14,314,278.83 × 6,894,459.12
  4. Step 4: Simplify right side
    10,380,384.03x = 98,689,210,225,716.44
  5. Step 5: Solve for x
    x = 98,689,210,225,716.44/10,380,384.03
  6. Step 6: Final answer
    x = 9,507,279.30

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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.