Home / 13,909,548.84-20,849,597.51-4,678,733.85

Finding the Fourth Proportional to 13,909,548.84, 20,849,597.51 and 4,678,733.85

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Solution

The fourth proportional to 13,909,548.84, 20,849,597.51 and 4,678,733.85 is: 7,013,147.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,909,548.84 : 20,849,597.51 = 4,678,733.85 : x
  2. Step 2: Convert to fraction form
    13,909,548.84/20,849,597.51 = 4,678,733.85/x
  3. Step 3: Cross multiply
    13,909,548.84x = 20,849,597.51 × 4,678,733.85
  4. Step 4: Simplify right side
    13,909,548.84x = 97,549,717,566,812.22
  5. Step 5: Solve for x
    x = 97,549,717,566,812.22/13,909,548.84
  6. Step 6: Final answer
    x = 7,013,147.49

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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.