Home / 7,516,527.30-10,372,835.16-4,078,768.20

Finding the Fourth Proportional to 7,516,527.30, 10,372,835.16 and 4,078,768.20

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Solution

The fourth proportional to 7,516,527.30, 10,372,835.16 and 4,078,768.20 is: 5,628,715.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516,527.30 : 10,372,835.16 = 4,078,768.20 : x
  2. Step 2: Convert to fraction form
    7,516,527.30/10,372,835.16 = 4,078,768.20/x
  3. Step 3: Cross multiply
    7,516,527.30x = 10,372,835.16 × 4,078,768.20
  4. Step 4: Simplify right side
    7,516,527.30x = 42,308,390,194,449.91
  5. Step 5: Solve for x
    x = 42,308,390,194,449.91/7,516,527.30
  6. Step 6: Final answer
    x = 5,628,715.03

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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.