Home / 81,612,042.84-112,623,506.40-46,329,541.05

Finding the Fourth Proportional to 81,612,042.84, 112,623,506.40 and 46,329,541.05

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Solution

The fourth proportional to 81,612,042.84, 112,623,506.40 and 46,329,541.05 is: 63,934,134.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,612,042.84 : 112,623,506.40 = 46,329,541.05 : x
  2. Step 2: Convert to fraction form
    81,612,042.84/112,623,506.40 = 46,329,541.05/x
  3. Step 3: Cross multiply
    81,612,042.84x = 112,623,506.40 × 46,329,541.05
  4. Step 4: Simplify right side
    81,612,042.84x = 5,217,795,362,953,738
  5. Step 5: Solve for x
    x = 5,217,795,362,953,738/81,612,042.84
  6. Step 6: Final answer
    x = 63,934,134.98

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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.