Home / 9,953,342.80-14,930,014.20-4,272,600.40

Finding the Fourth Proportional to 9,953,342.80, 14,930,014.20 and 4,272,600.40

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Solution

The fourth proportional to 9,953,342.80, 14,930,014.20 and 4,272,600.40 is: 6,408,900.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,953,342.80 : 14,930,014.20 = 4,272,600.40 : x
  2. Step 2: Convert to fraction form
    9,953,342.80/14,930,014.20 = 4,272,600.40/x
  3. Step 3: Cross multiply
    9,953,342.80x = 14,930,014.20 × 4,272,600.40
  4. Step 4: Simplify right side
    9,953,342.80x = 63,789,984,642,925.68
  5. Step 5: Solve for x
    x = 63,789,984,642,925.68/9,953,342.80
  6. Step 6: Final answer
    x = 6,408,900.60

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.