Home / 34,377,900.81-47,442,856.73-18,909,424.77

Finding the Fourth Proportional to 34,377,900.81, 47,442,856.73 and 18,909,424.77

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Solution

The fourth proportional to 34,377,900.81, 47,442,856.73 and 18,909,424.77 is: 26,095,750.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,377,900.81 : 47,442,856.73 = 18,909,424.77 : x
  2. Step 2: Convert to fraction form
    34,377,900.81/47,442,856.73 = 18,909,424.77/x
  3. Step 3: Cross multiply
    34,377,900.81x = 47,442,856.73 × 18,909,424.77
  4. Step 4: Simplify right side
    34,377,900.81x = 897,117,130,115,276.12
  5. Step 5: Solve for x
    x = 897,117,130,115,276.12/34,377,900.81
  6. Step 6: Final answer
    x = 26,095,750.73

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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.