Home / 14,045,384.81-21,068,077.52-3,948,005.81

Finding the Fourth Proportional to 14,045,384.81, 21,068,077.52 and 3,948,005.81

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Solution

The fourth proportional to 14,045,384.81, 21,068,077.52 and 3,948,005.81 is: 5,922,008.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045,384.81 : 21,068,077.52 = 3,948,005.81 : x
  2. Step 2: Convert to fraction form
    14,045,384.81/21,068,077.52 = 3,948,005.81/x
  3. Step 3: Cross multiply
    14,045,384.81x = 21,068,077.52 × 3,948,005.81
  4. Step 4: Simplify right side
    14,045,384.81x = 83,176,892,517,030.61
  5. Step 5: Solve for x
    x = 83,176,892,517,030.61/14,045,384.81
  6. Step 6: Final answer
    x = 5,922,008.80

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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.