Home / 28,265,415.60-42,398,123.40-23,641,878.90

Finding the Fourth Proportional to 28,265,415.60, 42,398,123.40 and 23,641,878.90

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Solution

The fourth proportional to 28,265,415.60, 42,398,123.40 and 23,641,878.90 is: 35,462,818.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,265,415.60 : 42,398,123.40 = 23,641,878.90 : x
  2. Step 2: Convert to fraction form
    28,265,415.60/42,398,123.40 = 23,641,878.90/x
  3. Step 3: Cross multiply
    28,265,415.60x = 42,398,123.40 × 23,641,878.90
  4. Step 4: Simplify right side
    28,265,415.60x = 1,002,371,299,010,056.12
  5. Step 5: Solve for x
    x = 1,002,371,299,010,056.12/28,265,415.60
  6. Step 6: Final answer
    x = 35,462,818.35

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1.5x scale

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.