Home / 14,303,333.40-21,438,411.30-5,778,072.60

Finding the Fourth Proportional to 14,303,333.40, 21,438,411.30 and 5,778,072.60

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Solution

The fourth proportional to 14,303,333.40, 21,438,411.30 and 5,778,072.60 is: 8,660,407.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,303,333.40 : 21,438,411.30 = 5,778,072.60 : x
  2. Step 2: Convert to fraction form
    14,303,333.40/21,438,411.30 = 5,778,072.60/x
  3. Step 3: Cross multiply
    14,303,333.40x = 21,438,411.30 × 5,778,072.60
  4. Step 4: Simplify right side
    14,303,333.40x = 123,872,696,920,060.38
  5. Step 5: Solve for x
    x = 123,872,696,920,060.38/14,303,333.40
  6. Step 6: Final answer
    x = 8,660,407.57

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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.