Home / 9,690,961.02-13,373,527.48-5,280,687.40

Finding the Fourth Proportional to 9,690,961.02, 13,373,527.48 and 5,280,687.40

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Solution

The fourth proportional to 9,690,961.02, 13,373,527.48 and 5,280,687.40 is: 7,287,349.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,690,961.02 : 13,373,527.48 = 5,280,687.40 : x
  2. Step 2: Convert to fraction form
    9,690,961.02/13,373,527.48 = 5,280,687.40/x
  3. Step 3: Cross multiply
    9,690,961.02x = 13,373,527.48 × 5,280,687.40
  4. Step 4: Simplify right side
    9,690,961.02x = 70,621,417,963,918.67
  5. Step 5: Solve for x
    x = 70,621,417,963,918.67/9,690,961.02
  6. Step 6: Final answer
    x = 7,287,349.30

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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.