Home / 34,780,607.80-52,155,165.30-13,208,039.80

Finding the Fourth Proportional to 34,780,607.80, 52,155,165.30 and 13,208,039.80

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Solution

The fourth proportional to 34,780,607.80, 52,155,165.30 and 13,208,039.80 is: 19,806,079.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,780,607.80 : 52,155,165.30 = 13,208,039.80 : x
  2. Step 2: Convert to fraction form
    34,780,607.80/52,155,165.30 = 13,208,039.80/x
  3. Step 3: Cross multiply
    34,780,607.80x = 52,155,165.30 × 13,208,039.80
  4. Step 4: Simplify right side
    34,780,607.80x = 688,867,499,057,979
  5. Step 5: Solve for x
    x = 688,867,499,057,979/34,780,607.80
  6. Step 6: Final answer
    x = 19,806,079.96

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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.