Home / 15,684,510.15-21,646,310.60-9,492,964.16

Finding the Fourth Proportional to 15,684,510.15, 21,646,310.60 and 9,492,964.16

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Solution

The fourth proportional to 15,684,510.15, 21,646,310.60 and 9,492,964.16 is: 13,101,311.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,684,510.15 : 21,646,310.60 = 9,492,964.16 : x
  2. Step 2: Convert to fraction form
    15,684,510.15/21,646,310.60 = 9,492,964.16/x
  3. Step 3: Cross multiply
    15,684,510.15x = 21,646,310.60 × 9,492,964.16
  4. Step 4: Simplify right side
    15,684,510.15x = 205,487,650,637,528.94
  5. Step 5: Solve for x
    x = 205,487,650,637,528.94/15,684,510.15
  6. Step 6: Final answer
    x = 13,101,311.34

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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.