Home / 7,076,821.16-10,613,985.93-1,889,495.07

Finding the Fourth Proportional to 7,076,821.16, 10,613,985.93 and 1,889,495.07

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Solution

The fourth proportional to 7,076,821.16, 10,613,985.93 and 1,889,495.07 is: 2,833,909.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,076,821.16 : 10,613,985.93 = 1,889,495.07 : x
  2. Step 2: Convert to fraction form
    7,076,821.16/10,613,985.93 = 1,889,495.07/x
  3. Step 3: Cross multiply
    7,076,821.16x = 10,613,985.93 × 1,889,495.07
  4. Step 4: Simplify right side
    7,076,821.16x = 20,055,074,047,981.92
  5. Step 5: Solve for x
    x = 20,055,074,047,981.92/7,076,821.16
  6. Step 6: Final answer
    x = 2,833,909.97

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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.