Home / 7,194,606.48-9,928,436.52-3,931,345.98

Finding the Fourth Proportional to 7,194,606.48, 9,928,436.52 and 3,931,345.98

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Solution

The fourth proportional to 7,194,606.48, 9,928,436.52 and 3,931,345.98 is: 5,425,191.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,194,606.48 : 9,928,436.52 = 3,931,345.98 : x
  2. Step 2: Convert to fraction form
    7,194,606.48/9,928,436.52 = 3,931,345.98/x
  3. Step 3: Cross multiply
    7,194,606.48x = 9,928,436.52 × 3,931,345.98
  4. Step 4: Simplify right side
    7,194,606.48x = 39,032,119,000,587.19
  5. Step 5: Solve for x
    x = 39,032,119,000,587.19/7,194,606.48
  6. Step 6: Final answer
    x = 5,425,191.65

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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.