Home / 18,953,945.37-28,431,000.95-6,000,159.29

Finding the Fourth Proportional to 18,953,945.37, 28,431,000.95 and 6,000,159.29

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Solution

The fourth proportional to 18,953,945.37, 28,431,000.95 and 6,000,159.29 is: 9,000,265.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,953,945.37 : 28,431,000.95 = 6,000,159.29 : x
  2. Step 2: Convert to fraction form
    18,953,945.37/28,431,000.95 = 6,000,159.29/x
  3. Step 3: Cross multiply
    18,953,945.37x = 28,431,000.95 × 6,000,159.29
  4. Step 4: Simplify right side
    18,953,945.37x = 170,590,534,301,985.53
  5. Step 5: Solve for x
    x = 170,590,534,301,985.53/18,953,945.37
  6. Step 6: Final answer
    x = 9,000,265.17

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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.