Home / 19,490,792.64-26,896,968-10,788,778.48

Finding the Fourth Proportional to 19,490,792.64, 26,896,968 and 10,788,778.48

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Solution

The fourth proportional to 19,490,792.64, 26,896,968 and 10,788,778.48 is: 14,888,333.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,490,792.64 : 26,896,968 = 10,788,778.48 : x
  2. Step 2: Convert to fraction form
    19,490,792.64/26,896,968 = 10,788,778.48/x
  3. Step 3: Cross multiply
    19,490,792.64x = 26,896,968 × 10,788,778.48
  4. Step 4: Simplify right side
    19,490,792.64x = 290,185,429,535,648.62
  5. Step 5: Solve for x
    x = 290,185,429,535,648.62/19,490,792.64
  6. Step 6: Final answer
    x = 14,888,333.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.