Home / 30,035,530.80-45,050,671.80-9,840,772.80

Finding the Fourth Proportional to 30,035,530.80, 45,050,671.80 and 9,840,772.80

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Solution

The fourth proportional to 30,035,530.80, 45,050,671.80 and 9,840,772.80 is: 14,760,299.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,035,530.80 : 45,050,671.80 = 9,840,772.80 : x
  2. Step 2: Convert to fraction form
    30,035,530.80/45,050,671.80 = 9,840,772.80/x
  3. Step 3: Cross multiply
    30,035,530.80x = 45,050,671.80 × 9,840,772.80
  4. Step 4: Simplify right side
    30,035,530.80x = 443,333,425,671,167.06
  5. Step 5: Solve for x
    x = 443,333,425,671,167.06/30,035,530.80
  6. Step 6: Final answer
    x = 14,760,299.35

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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.