Home / 19,309,855.60-28,983,445.80-9,736,044.40

Finding the Fourth Proportional to 19,309,855.60, 28,983,445.80 and 9,736,044.40

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Solution

The fourth proportional to 19,309,855.60, 28,983,445.80 and 9,736,044.40 is: 14,613,476.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,309,855.60 : 28,983,445.80 = 9,736,044.40 : x
  2. Step 2: Convert to fraction form
    19,309,855.60/28,983,445.80 = 9,736,044.40/x
  3. Step 3: Cross multiply
    19,309,855.60x = 28,983,445.80 × 9,736,044.40
  4. Step 4: Simplify right side
    19,309,855.60x = 282,184,115,173,793.56
  5. Step 5: Solve for x
    x = 282,184,115,173,793.56/19,309,855.60
  6. Step 6: Final answer
    x = 14,613,476.20

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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.