Home / 28,677,657.60-43,016,486.40-26,288,870.40

Finding the Fourth Proportional to 28,677,657.60, 43,016,486.40 and 26,288,870.40

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Solution

The fourth proportional to 28,677,657.60, 43,016,486.40 and 26,288,870.40 is: 39,433,305.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,677,657.60 : 43,016,486.40 = 26,288,870.40 : x
  2. Step 2: Convert to fraction form
    28,677,657.60/43,016,486.40 = 26,288,870.40/x
  3. Step 3: Cross multiply
    28,677,657.60x = 43,016,486.40 × 26,288,870.40
  4. Step 4: Simplify right side
    28,677,657.60x = 1,130,854,836,032,962.50
  5. Step 5: Solve for x
    x = 1,130,854,836,032,962.50/28,677,657.60
  6. Step 6: Final answer
    x = 39,433,305.60

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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.