Home / 9,357,890.40-14,015,840.40-9,147,938.40

Finding the Fourth Proportional to 9,357,890.40, 14,015,840.40 and 9,147,938.40

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Solution

The fourth proportional to 9,357,890.40, 14,015,840.40 and 9,147,938.40 is: 13,701,383.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,357,890.40 : 14,015,840.40 = 9,147,938.40 : x
  2. Step 2: Convert to fraction form
    9,357,890.40/14,015,840.40 = 9,147,938.40/x
  3. Step 3: Cross multiply
    9,357,890.40x = 14,015,840.40 × 9,147,938.40
  4. Step 4: Simplify right side
    9,357,890.40x = 128,216,044,603,431.38
  5. Step 5: Solve for x
    x = 128,216,044,603,431.38/9,357,890.40
  6. Step 6: Final answer
    x = 13,701,383.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.