Home / 19,140,931.90-26,409,944.70-10,880,345.86

Finding the Fourth Proportional to 19,140,931.90, 26,409,944.70 and 10,880,345.86

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Solution

The fourth proportional to 19,140,931.90, 26,409,944.70 and 10,880,345.86 is: 15,012,295.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,140,931.90 : 26,409,944.70 = 10,880,345.86 : x
  2. Step 2: Convert to fraction form
    19,140,931.90/26,409,944.70 = 10,880,345.86/x
  3. Step 3: Cross multiply
    19,140,931.90x = 26,409,944.70 × 10,880,345.86
  4. Step 4: Simplify right side
    19,140,931.90x = 287,349,332,413,449.06
  5. Step 5: Solve for x
    x = 287,349,332,413,449.06/19,140,931.90
  6. Step 6: Final answer
    x = 15,012,295.84

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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.