Home / 28,881,559.77-43,336,352.25-12,705,409.11

Finding the Fourth Proportional to 28,881,559.77, 43,336,352.25 and 12,705,409.11

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Solution

The fourth proportional to 28,881,559.77, 43,336,352.25 and 12,705,409.11 is: 19,064,278.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,881,559.77 : 43,336,352.25 = 12,705,409.11 : x
  2. Step 2: Convert to fraction form
    28,881,559.77/43,336,352.25 = 12,705,409.11/x
  3. Step 3: Cross multiply
    28,881,559.77x = 43,336,352.25 × 12,705,409.11
  4. Step 4: Simplify right side
    28,881,559.77x = 550,606,084,671,319
  5. Step 5: Solve for x
    x = 550,606,084,671,319/28,881,559.77
  6. Step 6: Final answer
    x = 19,064,278.00

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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.