Home / 40,742,040.10-61,113,060.15-31,176,102.10

Finding the Fourth Proportional to 40,742,040.10, 61,113,060.15 and 31,176,102.10

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Solution

The fourth proportional to 40,742,040.10, 61,113,060.15 and 31,176,102.10 is: 46,764,153.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,742,040.10 : 61,113,060.15 = 31,176,102.10 : x
  2. Step 2: Convert to fraction form
    40,742,040.10/61,113,060.15 = 31,176,102.10/x
  3. Step 3: Cross multiply
    40,742,040.10x = 61,113,060.15 × 31,176,102.10
  4. Step 4: Simplify right side
    40,742,040.10x = 1,905,267,002,879,841.25
  5. Step 5: Solve for x
    x = 1,905,267,002,879,841.25/40,742,040.10
  6. Step 6: Final answer
    x = 46,764,153.15

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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.