Home / 53,808,874.63-74,258,601.81-30,288,928.93

Finding the Fourth Proportional to 53,808,874.63, 74,258,601.81 and 30,288,928.93

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Solution

The fourth proportional to 53,808,874.63, 74,258,601.81 and 30,288,928.93 is: 41,800,047.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,808,874.63 : 74,258,601.81 = 30,288,928.93 : x
  2. Step 2: Convert to fraction form
    53,808,874.63/74,258,601.81 = 30,288,928.93/x
  3. Step 3: Cross multiply
    53,808,874.63x = 74,258,601.81 × 30,288,928.93
  4. Step 4: Simplify right side
    53,808,874.63x = 2,249,213,512,478,612.75
  5. Step 5: Solve for x
    x = 2,249,213,512,478,612.75/53,808,874.63
  6. Step 6: Final answer
    x = 41,800,047.45

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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.