Home / 56,248,435.70-77,622,269.46-31,130,594.46

Finding the Fourth Proportional to 56,248,435.70, 77,622,269.46 and 31,130,594.46

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Solution

The fourth proportional to 56,248,435.70, 77,622,269.46 and 31,130,594.46 is: 42,959,903.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,248,435.70 : 77,622,269.46 = 31,130,594.46 : x
  2. Step 2: Convert to fraction form
    56,248,435.70/77,622,269.46 = 31,130,594.46/x
  3. Step 3: Cross multiply
    56,248,435.70x = 77,622,269.46 × 31,130,594.46
  4. Step 4: Simplify right side
    56,248,435.70x = 2,416,427,391,507,363.50
  5. Step 5: Solve for x
    x = 2,416,427,391,507,363.50/56,248,435.70
  6. Step 6: Final answer
    x = 42,959,903.89

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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.