Home / 12,343,075.84-17,031,988.48-7,116,025.60

Finding the Fourth Proportional to 12,343,075.84, 17,031,988.48 and 7,116,025.60

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Solution

The fourth proportional to 12,343,075.84, 17,031,988.48 and 7,116,025.60 is: 9,819,275.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,343,075.84 : 17,031,988.48 = 7,116,025.60 : x
  2. Step 2: Convert to fraction form
    12,343,075.84/17,031,988.48 = 7,116,025.60/x
  3. Step 3: Cross multiply
    12,343,075.84x = 17,031,988.48 × 7,116,025.60
  4. Step 4: Simplify right side
    12,343,075.84x = 121,200,066,042,585.08
  5. Step 5: Solve for x
    x = 121,200,066,042,585.08/12,343,075.84
  6. Step 6: Final answer
    x = 9,819,275.81

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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.