Home / 19,155,075.40-28,732,613.10-5,691,903.40

Finding the Fourth Proportional to 19,155,075.40, 28,732,613.10 and 5,691,903.40

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Solution

The fourth proportional to 19,155,075.40, 28,732,613.10 and 5,691,903.40 is: 8,537,855.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,155,075.40 : 28,732,613.10 = 5,691,903.40 : x
  2. Step 2: Convert to fraction form
    19,155,075.40/28,732,613.10 = 5,691,903.40/x
  3. Step 3: Cross multiply
    19,155,075.40x = 28,732,613.10 × 5,691,903.40
  4. Step 4: Simplify right side
    19,155,075.40x = 163,543,258,194,774.56
  5. Step 5: Solve for x
    x = 163,543,258,194,774.56/19,155,075.40
  6. Step 6: Final answer
    x = 8,537,855.10

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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.