Home / 74,007,009.01-102,128,432.24-40,966,551.12

Finding the Fourth Proportional to 74,007,009.01, 102,128,432.24 and 40,966,551.12

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Solution

The fourth proportional to 74,007,009.01, 102,128,432.24 and 40,966,551.12 is: 56,533,154.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,007,009.01 : 102,128,432.24 = 40,966,551.12 : x
  2. Step 2: Convert to fraction form
    74,007,009.01/102,128,432.24 = 40,966,551.12/x
  3. Step 3: Cross multiply
    74,007,009.01x = 102,128,432.24 × 40,966,551.12
  4. Step 4: Simplify right side
    74,007,009.01x = 4,183,849,640,650,814.50
  5. Step 5: Solve for x
    x = 4,183,849,640,650,814.50/74,007,009.01
  6. Step 6: Final answer
    x = 56,533,154.04

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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.