Home / 14,984,887.63-20,679,210.08-8,109,370.30

Finding the Fourth Proportional to 14,984,887.63, 20,679,210.08 and 8,109,370.30

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Solution

The fourth proportional to 14,984,887.63, 20,679,210.08 and 8,109,370.30 is: 11,190,966.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,984,887.63 : 20,679,210.08 = 8,109,370.30 : x
  2. Step 2: Convert to fraction form
    14,984,887.63/20,679,210.08 = 8,109,370.30/x
  3. Step 3: Cross multiply
    14,984,887.63x = 20,679,210.08 × 8,109,370.30
  4. Step 4: Simplify right side
    14,984,887.63x = 167,695,371,967,090
  5. Step 5: Solve for x
    x = 167,695,371,967,090/14,984,887.63
  6. Step 6: Final answer
    x = 11,190,966.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.