Home / 15,398,798.93-21,248,118.33-8,523,264.59

Finding the Fourth Proportional to 15,398,798.93, 21,248,118.33 and 8,523,264.59

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Solution

The fourth proportional to 15,398,798.93, 21,248,118.33 and 8,523,264.59 is: 11,760,874.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,398,798.93 : 21,248,118.33 = 8,523,264.59 : x
  2. Step 2: Convert to fraction form
    15,398,798.93/21,248,118.33 = 8,523,264.59/x
  3. Step 3: Cross multiply
    15,398,798.93x = 21,248,118.33 × 8,523,264.59
  4. Step 4: Simplify right side
    15,398,798.93x = 181,103,334,459,978.34
  5. Step 5: Solve for x
    x = 181,103,334,459,978.34/15,398,798.93
  6. Step 6: Final answer
    x = 11,760,874.04

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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.