Home / 9,712,628.02-13,403,075.40-5,361,620.90

Finding the Fourth Proportional to 9,712,628.02, 13,403,075.40 and 5,361,620.90

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Solution

The fourth proportional to 9,712,628.02, 13,403,075.40 and 5,361,620.90 is: 7,398,842.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,712,628.02 : 13,403,075.40 = 5,361,620.90 : x
  2. Step 2: Convert to fraction form
    9,712,628.02/13,403,075.40 = 5,361,620.90/x
  3. Step 3: Cross multiply
    9,712,628.02x = 13,403,075.40 × 5,361,620.90
  4. Step 4: Simplify right side
    9,712,628.02x = 71,862,209,188,915.86
  5. Step 5: Solve for x
    x = 71,862,209,188,915.86/9,712,628.02
  6. Step 6: Final answer
    x = 7,398,842.93

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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.