Home / 69,390,781.60-104,011,522.80-26,243,312.80

Finding the Fourth Proportional to 69,390,781.60, 104,011,522.80 and 26,243,312.80

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Solution

The fourth proportional to 69,390,781.60, 104,011,522.80 and 26,243,312.80 is: 39,336,737.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,390,781.60 : 104,011,522.80 = 26,243,312.80 : x
  2. Step 2: Convert to fraction form
    69,390,781.60/104,011,522.80 = 26,243,312.80/x
  3. Step 3: Cross multiply
    69,390,781.60x = 104,011,522.80 × 26,243,312.80
  4. Step 4: Simplify right side
    69,390,781.60x = 2,729,606,927,644,732
  5. Step 5: Solve for x
    x = 2,729,606,927,644,732/69,390,781.60
  6. Step 6: Final answer
    x = 39,336,737.02

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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.