Home / 13,909,566.58-20,849,624.12-4,678,751.64

Finding the Fourth Proportional to 13,909,566.58, 20,849,624.12 and 4,678,751.64

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Solution

The fourth proportional to 13,909,566.58, 20,849,624.12 and 4,678,751.64 is: 7,013,174.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,909,566.58 : 20,849,624.12 = 4,678,751.64 : x
  2. Step 2: Convert to fraction form
    13,909,566.58/20,849,624.12 = 4,678,751.64/x
  3. Step 3: Cross multiply
    13,909,566.58x = 20,849,624.12 × 4,678,751.64
  4. Step 4: Simplify right side
    13,909,566.58x = 97,550,213,044,833.56
  5. Step 5: Solve for x
    x = 97,550,213,044,833.56/13,909,566.58
  6. Step 6: Final answer
    x = 7,013,174.17

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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.