Home / 64,273,909.16-96,397,973.12-31,470,344.48

Finding the Fourth Proportional to 64,273,909.16, 96,397,973.12 and 31,470,344.48

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Solution

The fourth proportional to 64,273,909.16, 96,397,973.12 and 31,470,344.48 is: 47,199,205.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,273,909.16 : 96,397,973.12 = 31,470,344.48 : x
  2. Step 2: Convert to fraction form
    64,273,909.16/96,397,973.12 = 31,470,344.48/x
  3. Step 3: Cross multiply
    64,273,909.16x = 96,397,973.12 × 31,470,344.48
  4. Step 4: Simplify right side
    64,273,909.16x = 3,033,677,421,260,180.50
  5. Step 5: Solve for x
    x = 3,033,677,421,260,180.50/64,273,909.16
  6. Step 6: Final answer
    x = 47,199,205.10

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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.