Home / 54,021,686.74-81,027,076.65-36,625,938.69

Finding the Fourth Proportional to 54,021,686.74, 81,027,076.65 and 36,625,938.69

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Solution

The fourth proportional to 54,021,686.74, 81,027,076.65 and 36,625,938.69 is: 54,935,210.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,021,686.74 : 81,027,076.65 = 36,625,938.69 : x
  2. Step 2: Convert to fraction form
    54,021,686.74/81,027,076.65 = 36,625,938.69/x
  3. Step 3: Cross multiply
    54,021,686.74x = 81,027,076.65 × 36,625,938.69
  4. Step 4: Simplify right side
    54,021,686.74x = 2,967,692,741,779,335
  5. Step 5: Solve for x
    x = 2,967,692,741,779,335/54,021,686.74
  6. Step 6: Final answer
    x = 54,935,210.67

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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.