Home / 14,225,458.40-21,338,187.60-9,123,624.80

Finding the Fourth Proportional to 14,225,458.40, 21,338,187.60 and 9,123,624.80

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Solution

The fourth proportional to 14,225,458.40, 21,338,187.60 and 9,123,624.80 is: 13,685,437.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,225,458.40 : 21,338,187.60 = 9,123,624.80 : x
  2. Step 2: Convert to fraction form
    14,225,458.40/21,338,187.60 = 9,123,624.80/x
  3. Step 3: Cross multiply
    14,225,458.40x = 21,338,187.60 × 9,123,624.80
  4. Step 4: Simplify right side
    14,225,458.40x = 194,681,617,574,412.50
  5. Step 5: Solve for x
    x = 194,681,617,574,412.50/14,225,458.40
  6. Step 6: Final answer
    x = 13,685,437.20

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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.