Home / 56,332,907.72-84,499,359.15-30,759,966.80

Finding the Fourth Proportional to 56,332,907.72, 84,499,359.15 and 30,759,966.80

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Solution

The fourth proportional to 56,332,907.72, 84,499,359.15 and 30,759,966.80 is: 46,139,948.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,332,907.72 : 84,499,359.15 = 30,759,966.80 : x
  2. Step 2: Convert to fraction form
    56,332,907.72/84,499,359.15 = 30,759,966.80/x
  3. Step 3: Cross multiply
    56,332,907.72x = 84,499,359.15 × 30,759,966.80
  4. Step 4: Simplify right side
    56,332,907.72x = 2,599,197,482,075,276.50
  5. Step 5: Solve for x
    x = 2,599,197,482,075,276.50/56,332,907.72
  6. Step 6: Final answer
    x = 46,139,948.87

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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.