Home / 39,911,537.40-59,867,306.10-12,985,193.40

Finding the Fourth Proportional to 39,911,537.40, 59,867,306.10 and 12,985,193.40

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Solution

The fourth proportional to 39,911,537.40, 59,867,306.10 and 12,985,193.40 is: 19,477,790.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,911,537.40 : 59,867,306.10 = 12,985,193.40 : x
  2. Step 2: Convert to fraction form
    39,911,537.40/59,867,306.10 = 12,985,193.40/x
  3. Step 3: Cross multiply
    39,911,537.40x = 59,867,306.10 × 12,985,193.40
  4. Step 4: Simplify right side
    39,911,537.40x = 777,388,548,045,499.75
  5. Step 5: Solve for x
    x = 777,388,548,045,499.75/39,911,537.40
  6. Step 6: Final answer
    x = 19,477,790.10

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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.