Home / 14,111,926.80-21,146,117.40-10,500,752.40

Finding the Fourth Proportional to 14,111,926.80, 21,146,117.40 and 10,500,752.40

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Solution

The fourth proportional to 14,111,926.80, 21,146,117.40 and 10,500,752.40 is: 15,734,927.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,111,926.80 : 21,146,117.40 = 10,500,752.40 : x
  2. Step 2: Convert to fraction form
    14,111,926.80/21,146,117.40 = 10,500,752.40/x
  3. Step 3: Cross multiply
    14,111,926.80x = 21,146,117.40 × 10,500,752.40
  4. Step 4: Simplify right side
    14,111,926.80x = 222,050,143,038,731.75
  5. Step 5: Solve for x
    x = 222,050,143,038,731.75/14,111,926.80
  6. Step 6: Final answer
    x = 15,734,927.36

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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.