Home / 9,671,616.40-14,486,429.40-7,992,000.40

Finding the Fourth Proportional to 9,671,616.40, 14,486,429.40 and 7,992,000.40

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Solution

The fourth proportional to 9,671,616.40, 14,486,429.40 and 7,992,000.40 is: 11,970,651.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,671,616.40 : 14,486,429.40 = 7,992,000.40 : x
  2. Step 2: Convert to fraction form
    9,671,616.40/14,486,429.40 = 7,992,000.40/x
  3. Step 3: Cross multiply
    9,671,616.40x = 14,486,429.40 × 7,992,000.40
  4. Step 4: Simplify right side
    9,671,616.40x = 115,775,549,559,371.77
  5. Step 5: Solve for x
    x = 115,775,549,559,371.77/9,671,616.40
  6. Step 6: Final answer
    x = 11,970,651.52

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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.