Home / 18,709,999.00-28,066,004.53-5,931,500.15

Finding the Fourth Proportional to 18,709,999.00, 28,066,004.53 and 5,931,500.15

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Solution

The fourth proportional to 18,709,999.00, 28,066,004.53 and 5,931,500.15 is: 8,897,569.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,709,999.00 : 28,066,004.53 = 5,931,500.15 : x
  2. Step 2: Convert to fraction form
    18,709,999.00/28,066,004.53 = 5,931,500.15/x
  3. Step 3: Cross multiply
    18,709,999.00x = 28,066,004.53 × 5,931,500.15
  4. Step 4: Simplify right side
    18,709,999.00x = 166,473,510,134,931.94
  5. Step 5: Solve for x
    x = 166,473,510,134,931.94/18,709,999.00
  6. Step 6: Final answer
    x = 8,897,569.16

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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.