Home / 81,351,555.27-112,272,070.08-46,075,635.69

Finding the Fourth Proportional to 81,351,555.27, 112,272,070.08 and 46,075,635.69

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Solution

The fourth proportional to 81,351,555.27, 112,272,070.08 and 46,075,635.69 is: 63,588,298.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,351,555.27 : 112,272,070.08 = 46,075,635.69 : x
  2. Step 2: Convert to fraction form
    81,351,555.27/112,272,070.08 = 46,075,635.69/x
  3. Step 3: Cross multiply
    81,351,555.27x = 112,272,070.08 × 46,075,635.69
  4. Step 4: Simplify right side
    81,351,555.27x = 5,173,006,999,168,229
  5. Step 5: Solve for x
    x = 5,173,006,999,168,229/81,351,555.27
  6. Step 6: Final answer
    x = 63,588,298.74

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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.