Home / 7,128,335.79-10,688,966.19-2,270,009.16

Finding the Fourth Proportional to 7,128,335.79, 10,688,966.19 and 2,270,009.16

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Solution

The fourth proportional to 7,128,335.79, 10,688,966.19 and 2,270,009.16 is: 3,403,887.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,128,335.79 : 10,688,966.19 = 2,270,009.16 : x
  2. Step 2: Convert to fraction form
    7,128,335.79/10,688,966.19 = 2,270,009.16/x
  3. Step 3: Cross multiply
    7,128,335.79x = 10,688,966.19 × 2,270,009.16
  4. Step 4: Simplify right side
    7,128,335.79x = 24,264,051,162,230.30
  5. Step 5: Solve for x
    x = 24,264,051,162,230.30/7,128,335.79
  6. Step 6: Final answer
    x = 3,403,887.23

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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.