Home / 81,351,554.77-112,272,069.39-46,075,635.19

Finding the Fourth Proportional to 81,351,554.77, 112,272,069.39 and 46,075,635.19

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Solution

The fourth proportional to 81,351,554.77, 112,272,069.39 and 46,075,635.19 is: 63,588,298.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,351,554.77 : 112,272,069.39 = 46,075,635.19 : x
  2. Step 2: Convert to fraction form
    81,351,554.77/112,272,069.39 = 46,075,635.19/x
  3. Step 3: Cross multiply
    81,351,554.77x = 112,272,069.39 × 46,075,635.19
  4. Step 4: Simplify right side
    81,351,554.77x = 5,173,006,911,240,006
  5. Step 5: Solve for x
    x = 5,173,006,911,240,006/81,351,554.77
  6. Step 6: Final answer
    x = 63,588,298.05

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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.