Home / 9,151,712.48-12,628,941.18-5,021,643.17

Finding the Fourth Proportional to 9,151,712.48, 12,628,941.18 and 5,021,643.17

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Solution

The fourth proportional to 9,151,712.48, 12,628,941.18 and 5,021,643.17 is: 6,929,636.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,151,712.48 : 12,628,941.18 = 5,021,643.17 : x
  2. Step 2: Convert to fraction form
    9,151,712.48/12,628,941.18 = 5,021,643.17/x
  3. Step 3: Cross multiply
    9,151,712.48x = 12,628,941.18 × 5,021,643.17
  4. Step 4: Simplify right side
    9,151,712.48x = 63,418,036,220,878.73
  5. Step 5: Solve for x
    x = 63,418,036,220,878.73/9,151,712.48
  6. Step 6: Final answer
    x = 6,929,636.00

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1.5x scale

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.