Home / 20,075,746.95-30,114,270.14-9,557,135.35

Finding the Fourth Proportional to 20,075,746.95, 30,114,270.14 and 9,557,135.35

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Solution

The fourth proportional to 20,075,746.95, 30,114,270.14 and 9,557,135.35 is: 14,336,012.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,075,746.95 : 30,114,270.14 = 9,557,135.35 : x
  2. Step 2: Convert to fraction form
    20,075,746.95/30,114,270.14 = 9,557,135.35/x
  3. Step 3: Cross multiply
    20,075,746.95x = 30,114,270.14 × 9,557,135.35
  4. Step 4: Simplify right side
    20,075,746.95x = 287,806,155,543,872.12
  5. Step 5: Solve for x
    x = 287,806,155,543,872.12/20,075,746.95
  6. Step 6: Final answer
    x = 14,336,012.32

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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.