Home / 14,984,673.48-20,678,848.02-8,109,155.88

Finding the Fourth Proportional to 14,984,673.48, 20,678,848.02 and 8,109,155.88

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Solution

The fourth proportional to 14,984,673.48, 20,678,848.02 and 8,109,155.88 is: 11,190,634.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,984,673.48 : 20,678,848.02 = 8,109,155.88 : x
  2. Step 2: Convert to fraction form
    14,984,673.48/20,678,848.02 = 8,109,155.88/x
  3. Step 3: Cross multiply
    14,984,673.48x = 20,678,848.02 × 8,109,155.88
  4. Step 4: Simplify right side
    14,984,673.48x = 167,688,002,013,009.34
  5. Step 5: Solve for x
    x = 167,688,002,013,009.34/14,984,673.48
  6. Step 6: Final answer
    x = 11,190,634.37

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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.