Home / 14,590,145.57-20,136,901.08-8,482,117.01

Finding the Fourth Proportional to 14,590,145.57, 20,136,901.08 and 8,482,117.01

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Solution

The fourth proportional to 14,590,145.57, 20,136,901.08 and 8,482,117.01 is: 11,706,774.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,590,145.57 : 20,136,901.08 = 8,482,117.01 : x
  2. Step 2: Convert to fraction form
    14,590,145.57/20,136,901.08 = 8,482,117.01/x
  3. Step 3: Cross multiply
    14,590,145.57x = 20,136,901.08 × 8,482,117.01
  4. Step 4: Simplify right side
    14,590,145.57x = 170,803,551,179,355.34
  5. Step 5: Solve for x
    x = 170,803,551,179,355.34/14,590,145.57
  6. Step 6: Final answer
    x = 11,706,774.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.