Home / 7,353,719.78-10,143,988.88-4,412,776.10

Finding the Fourth Proportional to 7,353,719.78, 10,143,988.88 and 4,412,776.10

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Solution

The fourth proportional to 7,353,719.78, 10,143,988.88 and 4,412,776.10 is: 6,087,144.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353,719.78 : 10,143,988.88 = 4,412,776.10 : x
  2. Step 2: Convert to fraction form
    7,353,719.78/10,143,988.88 = 4,412,776.10/x
  3. Step 3: Cross multiply
    7,353,719.78x = 10,143,988.88 × 4,412,776.10
  4. Step 4: Simplify right side
    7,353,719.78x = 44,763,151,688,329.77
  5. Step 5: Solve for x
    x = 44,763,151,688,329.77/7,353,719.78
  6. Step 6: Final answer
    x = 6,087,144.06

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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.