Home / 13,554,941.32-18,705,841.16-7,360,000

Finding the Fourth Proportional to 13,554,941.32, 18,705,841.16 and 7,360,000

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Solution

The fourth proportional to 13,554,941.32, 18,705,841.16 and 7,360,000 is: 10,156,812.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,554,941.32 : 18,705,841.16 = 7,360,000 : x
  2. Step 2: Convert to fraction form
    13,554,941.32/18,705,841.16 = 7,360,000/x
  3. Step 3: Cross multiply
    13,554,941.32x = 18,705,841.16 × 7,360,000
  4. Step 4: Simplify right side
    13,554,941.32x = 137,674,990,937,600
  5. Step 5: Solve for x
    x = 137,674,990,937,600/13,554,941.32
  6. Step 6: Final answer
    x = 10,156,812.02

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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.