Home / 28,241,940.18-42,343,570.57-14,382,070.15

Finding the Fourth Proportional to 28,241,940.18, 42,343,570.57 and 14,382,070.15

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Solution

The fourth proportional to 28,241,940.18, 42,343,570.57 and 14,382,070.15 is: 21,563,256.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,241,940.18 : 42,343,570.57 = 14,382,070.15 : x
  2. Step 2: Convert to fraction form
    28,241,940.18/42,343,570.57 = 14,382,070.15/x
  3. Step 3: Cross multiply
    28,241,940.18x = 42,343,570.57 × 14,382,070.15
  4. Step 4: Simplify right side
    28,241,940.18x = 608,988,202,197,401.50
  5. Step 5: Solve for x
    x = 608,988,202,197,401.50/28,241,940.18
  6. Step 6: Final answer
    x = 21,563,256.57

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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.