Home / 48,834,669.48-67,389,369.01-28,989,283.12

Finding the Fourth Proportional to 48,834,669.48, 67,389,369.01 and 28,989,283.12

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Solution

The fourth proportional to 48,834,669.48, 67,389,369.01 and 28,989,283.12 is: 40,003,741.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,834,669.48 : 67,389,369.01 = 28,989,283.12 : x
  2. Step 2: Convert to fraction form
    48,834,669.48/67,389,369.01 = 28,989,283.12/x
  3. Step 3: Cross multiply
    48,834,669.48x = 67,389,369.01 × 28,989,283.12
  4. Step 4: Simplify right side
    48,834,669.48x = 1,953,569,497,509,044.25
  5. Step 5: Solve for x
    x = 1,953,569,497,509,044.25/48,834,669.48
  6. Step 6: Final answer
    x = 40,003,741.57

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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.