Home / 13,342,613.04-20,018,901.06-5,261,222.52

Finding the Fourth Proportional to 13,342,613.04, 20,018,901.06 and 5,261,222.52

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Solution

The fourth proportional to 13,342,613.04, 20,018,901.06 and 5,261,222.52 is: 7,893,798.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,342,613.04 : 20,018,901.06 = 5,261,222.52 : x
  2. Step 2: Convert to fraction form
    13,342,613.04/20,018,901.06 = 5,261,222.52/x
  3. Step 3: Cross multiply
    13,342,613.04x = 20,018,901.06 × 5,261,222.52
  4. Step 4: Simplify right side
    13,342,613.04x = 105,323,893,082,523.86
  5. Step 5: Solve for x
    x = 105,323,893,082,523.86/13,342,613.04
  6. Step 6: Final answer
    x = 7,893,798.07

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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.