Home / 14,575,211.80-21,862,817.70-12,307,730.20

Finding the Fourth Proportional to 14,575,211.80, 21,862,817.70 and 12,307,730.20

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Solution

The fourth proportional to 14,575,211.80, 21,862,817.70 and 12,307,730.20 is: 18,461,595.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,575,211.80 : 21,862,817.70 = 12,307,730.20 : x
  2. Step 2: Convert to fraction form
    14,575,211.80/21,862,817.70 = 12,307,730.20/x
  3. Step 3: Cross multiply
    14,575,211.80x = 21,862,817.70 × 12,307,730.20
  4. Step 4: Simplify right side
    14,575,211.80x = 269,081,661,663,384.50
  5. Step 5: Solve for x
    x = 269,081,661,663,384.50/14,575,211.80
  6. Step 6: Final answer
    x = 18,461,595.30

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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.