Home / 30,452,411.16-42,024,242.88-17,403,719.40

Finding the Fourth Proportional to 30,452,411.16, 42,024,242.88 and 17,403,719.40

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Solution

The fourth proportional to 30,452,411.16, 42,024,242.88 and 17,403,719.40 is: 24,017,084.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,452,411.16 : 42,024,242.88 = 17,403,719.40 : x
  2. Step 2: Convert to fraction form
    30,452,411.16/42,024,242.88 = 17,403,719.40/x
  3. Step 3: Cross multiply
    30,452,411.16x = 42,024,242.88 × 17,403,719.40
  4. Step 4: Simplify right side
    30,452,411.16x = 731,378,131,080,967.88
  5. Step 5: Solve for x
    x = 731,378,131,080,967.88/30,452,411.16
  6. Step 6: Final answer
    x = 24,017,084.47

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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.