Home / 65,554,689.60-98,332,034.40-31,542,465.60

Finding the Fourth Proportional to 65,554,689.60, 98,332,034.40 and 31,542,465.60

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Solution

The fourth proportional to 65,554,689.60, 98,332,034.40 and 31,542,465.60 is: 47,313,698.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,554,689.60 : 98,332,034.40 = 31,542,465.60 : x
  2. Step 2: Convert to fraction form
    65,554,689.60/98,332,034.40 = 31,542,465.60/x
  3. Step 3: Cross multiply
    65,554,689.60x = 98,332,034.40 × 31,542,465.60
  4. Step 4: Simplify right side
    65,554,689.60x = 3,101,634,812,440,017
  5. Step 5: Solve for x
    x = 3,101,634,812,440,017/65,554,689.60
  6. Step 6: Final answer
    x = 47,313,698.40

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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.