Home / 35,722,526.18-53,516,178.02-21,105,733.82

Finding the Fourth Proportional to 35,722,526.18, 53,516,178.02 and 21,105,733.82

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Solution

The fourth proportional to 35,722,526.18, 53,516,178.02 and 21,105,733.82 is: 31,618,654.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,722,526.18 : 53,516,178.02 = 21,105,733.82 : x
  2. Step 2: Convert to fraction form
    35,722,526.18/53,516,178.02 = 21,105,733.82/x
  3. Step 3: Cross multiply
    35,722,526.18x = 53,516,178.02 × 21,105,733.82
  4. Step 4: Simplify right side
    35,722,526.18x = 1,129,498,208,139,038.25
  5. Step 5: Solve for x
    x = 1,129,498,208,139,038.25/35,722,526.18
  6. Step 6: Final answer
    x = 31,618,654.36

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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.