Home / 10,851,880.10-14,975,207.02-6,142,174.52

Finding the Fourth Proportional to 10,851,880.10, 14,975,207.02 and 6,142,174.52

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Solution

The fourth proportional to 10,851,880.10, 14,975,207.02 and 6,142,174.52 is: 8,475,981.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,851,880.10 : 14,975,207.02 = 6,142,174.52 : x
  2. Step 2: Convert to fraction form
    10,851,880.10/14,975,207.02 = 6,142,174.52/x
  3. Step 3: Cross multiply
    10,851,880.10x = 14,975,207.02 × 6,142,174.52
  4. Step 4: Simplify right side
    10,851,880.10x = 91,980,334,989,969.12
  5. Step 5: Solve for x
    x = 91,980,334,989,969.12/10,851,880.10
  6. Step 6: Final answer
    x = 8,475,981.50

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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.