Home / 15,572,293.61-21,333,685.30-14,990,086.13

Finding the Fourth Proportional to 15,572,293.61, 21,333,685.30 and 14,990,086.13

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Solution

The fourth proportional to 15,572,293.61, 21,333,685.30 and 14,990,086.13 is: 20,536,074.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,572,293.61 : 21,333,685.30 = 14,990,086.13 : x
  2. Step 2: Convert to fraction form
    15,572,293.61/21,333,685.30 = 14,990,086.13/x
  3. Step 3: Cross multiply
    15,572,293.61x = 21,333,685.30 × 14,990,086.13
  4. Step 4: Simplify right side
    15,572,293.61x = 319,793,779,973,171.25
  5. Step 5: Solve for x
    x = 319,793,779,973,171.25/15,572,293.61
  6. Step 6: Final answer
    x = 20,536,074.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.