Home / 19,587,009.79-29,385,493.76-11,506,817.53

Finding the Fourth Proportional to 19,587,009.79, 29,385,493.76 and 11,506,817.53

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Solution

The fourth proportional to 19,587,009.79, 29,385,493.76 and 11,506,817.53 is: 17,263,151.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,587,009.79 : 29,385,493.76 = 11,506,817.53 : x
  2. Step 2: Convert to fraction form
    19,587,009.79/29,385,493.76 = 11,506,817.53/x
  3. Step 3: Cross multiply
    19,587,009.79x = 29,385,493.76 × 11,506,817.53
  4. Step 4: Simplify right side
    19,587,009.79x = 338,133,514,725,273.62
  5. Step 5: Solve for x
    x = 338,133,514,725,273.62/19,587,009.79
  6. Step 6: Final answer
    x = 17,263,151.36

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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.