Home / 61,111,954.80-91,708,313.40-28,773,104.40

Finding the Fourth Proportional to 61,111,954.80, 91,708,313.40 and 28,773,104.40

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Solution

The fourth proportional to 61,111,954.80, 91,708,313.40 and 28,773,104.40 is: 43,178,669.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,111,954.80 : 91,708,313.40 = 28,773,104.40 : x
  2. Step 2: Convert to fraction form
    61,111,954.80/91,708,313.40 = 28,773,104.40/x
  3. Step 3: Cross multiply
    61,111,954.80x = 91,708,313.40 × 28,773,104.40
  4. Step 4: Simplify right side
    61,111,954.80x = 2,638,732,875,806,119
  5. Step 5: Solve for x
    x = 2,638,732,875,806,119/61,111,954.80
  6. Step 6: Final answer
    x = 43,178,669.12

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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.