Home / 43,009,630.60-64,514,445.90-38,630,187.40

Finding the Fourth Proportional to 43,009,630.60, 64,514,445.90 and 38,630,187.40

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Solution

The fourth proportional to 43,009,630.60, 64,514,445.90 and 38,630,187.40 is: 57,945,281.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,009,630.60 : 64,514,445.90 = 38,630,187.40 : x
  2. Step 2: Convert to fraction form
    43,009,630.60/64,514,445.90 = 38,630,187.40/x
  3. Step 3: Cross multiply
    43,009,630.60x = 64,514,445.90 × 38,630,187.40
  4. Step 4: Simplify right side
    43,009,630.60x = 2,492,205,135,124,161.50
  5. Step 5: Solve for x
    x = 2,492,205,135,124,161.50/43,009,630.60
  6. Step 6: Final answer
    x = 57,945,281.10

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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.