Home / 47,554,328.15-71,309,009.53-18,421,812.02

Finding the Fourth Proportional to 47,554,328.15, 71,309,009.53 and 18,421,812.02

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Solution

The fourth proportional to 47,554,328.15, 71,309,009.53 and 18,421,812.02 is: 27,624,008.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,554,328.15 : 71,309,009.53 = 18,421,812.02 : x
  2. Step 2: Convert to fraction form
    47,554,328.15/71,309,009.53 = 18,421,812.02/x
  3. Step 3: Cross multiply
    47,554,328.15x = 71,309,009.53 × 18,421,812.02
  4. Step 4: Simplify right side
    47,554,328.15x = 1,313,641,169,026,266.75
  5. Step 5: Solve for x
    x = 1,313,641,169,026,266.75/47,554,328.15
  6. Step 6: Final answer
    x = 27,624,008.58

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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.