Home / 28,258,049-42,393,394.74-10,307,153

Finding the Fourth Proportional to 28,258,049, 42,393,394.74 and 10,307,153

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Solution

The fourth proportional to 28,258,049, 42,393,394.74 and 10,307,153 is: 15,463,035.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,258,049 : 42,393,394.74 = 10,307,153 : x
  2. Step 2: Convert to fraction form
    28,258,049/42,393,394.74 = 10,307,153/x
  3. Step 3: Cross multiply
    28,258,049x = 42,393,394.74 × 10,307,153
  4. Step 4: Simplify right side
    28,258,049x = 436,955,205,774,575.25
  5. Step 5: Solve for x
    x = 436,955,205,774,575.25/28,258,049
  6. Step 6: Final answer
    x = 15,463,035.18

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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.