Home / 12,596,538.80-18,881,905.80-6,196,948.40

Finding the Fourth Proportional to 12,596,538.80, 18,881,905.80 and 6,196,948.40

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Solution

The fourth proportional to 12,596,538.80, 18,881,905.80 and 6,196,948.40 is: 9,289,075.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,596,538.80 : 18,881,905.80 = 6,196,948.40 : x
  2. Step 2: Convert to fraction form
    12,596,538.80/18,881,905.80 = 6,196,948.40/x
  3. Step 3: Cross multiply
    12,596,538.80x = 18,881,905.80 × 6,196,948.40
  4. Step 4: Simplify right side
    12,596,538.80x = 117,010,195,936,260.73
  5. Step 5: Solve for x
    x = 117,010,195,936,260.73/12,596,538.80
  6. Step 6: Final answer
    x = 9,289,075.18

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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.