Home / 26,352,041.80-39,528,062.70-18,699,291.40

Finding the Fourth Proportional to 26,352,041.80, 39,528,062.70 and 18,699,291.40

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Solution

The fourth proportional to 26,352,041.80, 39,528,062.70 and 18,699,291.40 is: 28,048,937.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,352,041.80 : 39,528,062.70 = 18,699,291.40 : x
  2. Step 2: Convert to fraction form
    26,352,041.80/39,528,062.70 = 18,699,291.40/x
  3. Step 3: Cross multiply
    26,352,041.80x = 39,528,062.70 × 18,699,291.40
  4. Step 4: Simplify right side
    26,352,041.80x = 739,146,762,904,770.75
  5. Step 5: Solve for x
    x = 739,146,762,904,770.75/26,352,041.80
  6. Step 6: Final answer
    x = 28,048,937.10

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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.