Home / 28,964,948.40-43,475,416.20-14,604,231.60

Finding the Fourth Proportional to 28,964,948.40, 43,475,416.20 and 14,604,231.60

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Solution

The fourth proportional to 28,964,948.40, 43,475,416.20 and 14,604,231.60 is: 21,920,461.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,964,948.40 : 43,475,416.20 = 14,604,231.60 : x
  2. Step 2: Convert to fraction form
    28,964,948.40/43,475,416.20 = 14,604,231.60/x
  3. Step 3: Cross multiply
    28,964,948.40x = 43,475,416.20 × 14,604,231.60
  4. Step 4: Simplify right side
    28,964,948.40x = 634,925,047,091,192
  5. Step 5: Solve for x
    x = 634,925,047,091,192/28,964,948.40
  6. Step 6: Final answer
    x = 21,920,461.87

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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.