Home / 7,344,808.12-10,125,152.53-5,132,803.43

Finding the Fourth Proportional to 7,344,808.12, 10,125,152.53 and 5,132,803.43

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Solution

The fourth proportional to 7,344,808.12, 10,125,152.53 and 5,132,803.43 is: 7,075,803.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,344,808.12 : 10,125,152.53 = 5,132,803.43 : x
  2. Step 2: Convert to fraction form
    7,344,808.12/10,125,152.53 = 5,132,803.43/x
  3. Step 3: Cross multiply
    7,344,808.12x = 10,125,152.53 × 5,132,803.43
  4. Step 4: Simplify right side
    7,344,808.12x = 51,970,417,584,631.41
  5. Step 5: Solve for x
    x = 51,970,417,584,631.41/7,344,808.12
  6. Step 6: Final answer
    x = 7,075,803.31

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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.