Home / 12,535,900.11-17,300,262.51-7,031,040.66

Finding the Fourth Proportional to 12,535,900.11, 17,300,262.51 and 7,031,040.66

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Solution

The fourth proportional to 12,535,900.11, 17,300,262.51 and 7,031,040.66 is: 9,703,240.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,535,900.11 : 17,300,262.51 = 7,031,040.66 : x
  2. Step 2: Convert to fraction form
    12,535,900.11/17,300,262.51 = 7,031,040.66/x
  3. Step 3: Cross multiply
    12,535,900.11x = 17,300,262.51 × 7,031,040.66
  4. Step 4: Simplify right side
    12,535,900.11x = 121,638,849,136,483.67
  5. Step 5: Solve for x
    x = 121,638,849,136,483.67/12,535,900.11
  6. Step 6: Final answer
    x = 9,703,240.14

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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.