Home / 34,578,040.87-47,717,845.18-18,897,386.95

Finding the Fourth Proportional to 34,578,040.87, 47,717,845.18 and 18,897,386.95

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Solution

The fourth proportional to 34,578,040.87, 47,717,845.18 and 18,897,386.95 is: 26,078,475.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,578,040.87 : 47,717,845.18 = 18,897,386.95 : x
  2. Step 2: Convert to fraction form
    34,578,040.87/47,717,845.18 = 18,897,386.95/x
  3. Step 3: Cross multiply
    34,578,040.87x = 47,717,845.18 × 18,897,386.95
  4. Step 4: Simplify right side
    34,578,040.87x = 901,742,584,905,354.12
  5. Step 5: Solve for x
    x = 901,742,584,905,354.12/34,578,040.87
  6. Step 6: Final answer
    x = 26,078,475.30

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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.