Home / 15,450,628.80-23,175,943.20-9,739,934.40

Finding the Fourth Proportional to 15,450,628.80, 23,175,943.20 and 9,739,934.40

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Solution

The fourth proportional to 15,450,628.80, 23,175,943.20 and 9,739,934.40 is: 14,609,901.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,450,628.80 : 23,175,943.20 = 9,739,934.40 : x
  2. Step 2: Convert to fraction form
    15,450,628.80/23,175,943.20 = 9,739,934.40/x
  3. Step 3: Cross multiply
    15,450,628.80x = 23,175,943.20 × 9,739,934.40
  4. Step 4: Simplify right side
    15,450,628.80x = 225,732,166,426,126.09
  5. Step 5: Solve for x
    x = 225,732,166,426,126.09/15,450,628.80
  6. Step 6: Final answer
    x = 14,609,901.60

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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.