Home / 56,687,106.04-78,230,770.08-31,915,804.54

Finding the Fourth Proportional to 56,687,106.04, 78,230,770.08 and 31,915,804.54

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Solution

The fourth proportional to 56,687,106.04, 78,230,770.08 and 31,915,804.54 is: 44,045,253.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,687,106.04 : 78,230,770.08 = 31,915,804.54 : x
  2. Step 2: Convert to fraction form
    56,687,106.04/78,230,770.08 = 31,915,804.54/x
  3. Step 3: Cross multiply
    56,687,106.04x = 78,230,770.08 × 31,915,804.54
  4. Step 4: Simplify right side
    56,687,106.04x = 2,496,797,966,886,960
  5. Step 5: Solve for x
    x = 2,496,797,966,886,960/56,687,106.04
  6. Step 6: Final answer
    x = 44,045,253.70

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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.