Home / 59,367,048.40-89,019,079.80-21,029,813.20

Finding the Fourth Proportional to 59,367,048.40, 89,019,079.80 and 21,029,813.20

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Solution

The fourth proportional to 59,367,048.40, 89,019,079.80 and 21,029,813.20 is: 31,533,563.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,367,048.40 : 89,019,079.80 = 21,029,813.20 : x
  2. Step 2: Convert to fraction form
    59,367,048.40/89,019,079.80 = 21,029,813.20/x
  3. Step 3: Cross multiply
    59,367,048.40x = 89,019,079.80 × 21,029,813.20
  4. Step 4: Simplify right side
    59,367,048.40x = 1,872,054,619,429,893.25
  5. Step 5: Solve for x
    x = 1,872,054,619,429,893.25/59,367,048.40
  6. Step 6: Final answer
    x = 31,533,563.99

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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.