Home / 25,230,743.65-34,818,440.16-13,628,307.12

Finding the Fourth Proportional to 25,230,743.65, 34,818,440.16 and 13,628,307.12

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Solution

The fourth proportional to 25,230,743.65, 34,818,440.16 and 13,628,307.12 is: 18,807,071.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,230,743.65 : 34,818,440.16 = 13,628,307.12 : x
  2. Step 2: Convert to fraction form
    25,230,743.65/34,818,440.16 = 13,628,307.12/x
  3. Step 3: Cross multiply
    25,230,743.65x = 34,818,440.16 × 13,628,307.12
  4. Step 4: Simplify right side
    25,230,743.65x = 474,516,395,939,821.88
  5. Step 5: Solve for x
    x = 474,516,395,939,821.88/25,230,743.65
  6. Step 6: Final answer
    x = 18,807,071.35

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1.5x scale

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.