Home / 38,013,383.07-52,459,575.29-21,493,152.95

Finding the Fourth Proportional to 38,013,383.07, 52,459,575.29 and 21,493,152.95

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Solution

The fourth proportional to 38,013,383.07, 52,459,575.29 and 21,493,152.95 is: 29,661,176.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,013,383.07 : 52,459,575.29 = 21,493,152.95 : x
  2. Step 2: Convert to fraction form
    38,013,383.07/52,459,575.29 = 21,493,152.95/x
  3. Step 3: Cross multiply
    38,013,383.07x = 52,459,575.29 × 21,493,152.95
  4. Step 4: Simplify right side
    38,013,383.07x = 1,127,521,675,030,247
  5. Step 5: Solve for x
    x = 1,127,521,675,030,247/38,013,383.07
  6. Step 6: Final answer
    x = 29,661,176.77

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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.