Home / 15,348,276.06-21,181,005.81-8,732,499.90

Finding the Fourth Proportional to 15,348,276.06, 21,181,005.81 and 8,732,499.90

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Solution

The fourth proportional to 15,348,276.06, 21,181,005.81 and 8,732,499.90 is: 12,051,068.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,348,276.06 : 21,181,005.81 = 8,732,499.90 : x
  2. Step 2: Convert to fraction form
    15,348,276.06/21,181,005.81 = 8,732,499.90/x
  3. Step 3: Cross multiply
    15,348,276.06x = 21,181,005.81 × 8,732,499.90
  4. Step 4: Simplify right side
    15,348,276.06x = 184,963,131,117,724.41
  5. Step 5: Solve for x
    x = 184,963,131,117,724.41/15,348,276.06
  6. Step 6: Final answer
    x = 12,051,068.82

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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.