Home / 9,642,206.02-13,306,628.12-5,291,448.03

Finding the Fourth Proportional to 9,642,206.02, 13,306,628.12 and 5,291,448.03

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Solution

The fourth proportional to 9,642,206.02, 13,306,628.12 and 5,291,448.03 is: 7,302,408.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,642,206.02 : 13,306,628.12 = 5,291,448.03 : x
  2. Step 2: Convert to fraction form
    9,642,206.02/13,306,628.12 = 5,291,448.03/x
  3. Step 3: Cross multiply
    9,642,206.02x = 13,306,628.12 × 5,291,448.03
  4. Step 4: Simplify right side
    9,642,206.02x = 70,411,331,151,516.61
  5. Step 5: Solve for x
    x = 70,411,331,151,516.61/9,642,206.02
  6. Step 6: Final answer
    x = 7,302,408.91

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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.