Home / 10,237,296.47-14,120,981.46-7,784,530.20

Finding the Fourth Proportional to 10,237,296.47, 14,120,981.46 and 7,784,530.20

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Solution

The fourth proportional to 10,237,296.47, 14,120,981.46 and 7,784,530.20 is: 10,737,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,237,296.47 : 14,120,981.46 = 7,784,530.20 : x
  2. Step 2: Convert to fraction form
    10,237,296.47/14,120,981.46 = 7,784,530.20/x
  3. Step 3: Cross multiply
    10,237,296.47x = 14,120,981.46 × 7,784,530.20
  4. Step 4: Simplify right side
    10,237,296.47x = 109,925,206,629,010.11
  5. Step 5: Solve for x
    x = 109,925,206,629,010.11/10,237,296.47
  6. Step 6: Final answer
    x = 10,737,718.40

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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.