Home / 18,602,561.60-27,902,038.15-5,648,824.36

Finding the Fourth Proportional to 18,602,561.60, 27,902,038.15 and 5,648,824.36

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Solution

The fourth proportional to 18,602,561.60, 27,902,038.15 and 5,648,824.36 is: 8,472,688.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,602,561.60 : 27,902,038.15 = 5,648,824.36 : x
  2. Step 2: Convert to fraction form
    18,602,561.60/27,902,038.15 = 5,648,824.36/x
  3. Step 3: Cross multiply
    18,602,561.60x = 27,902,038.15 × 5,648,824.36
  4. Step 4: Simplify right side
    18,602,561.60x = 157,613,712,795,369.34
  5. Step 5: Solve for x
    x = 157,613,712,795,369.34/18,602,561.60
  6. Step 6: Final answer
    x = 8,472,688.66

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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.