Home / 38,064,038.86-52,528,426.86-20,660,387.68

Finding the Fourth Proportional to 38,064,038.86, 52,528,426.86 and 20,660,387.68

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Solution

The fourth proportional to 38,064,038.86, 52,528,426.86 and 20,660,387.68 is: 28,511,363.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,064,038.86 : 52,528,426.86 = 20,660,387.68 : x
  2. Step 2: Convert to fraction form
    38,064,038.86/52,528,426.86 = 20,660,387.68/x
  3. Step 3: Cross multiply
    38,064,038.86x = 52,528,426.86 × 20,660,387.68
  4. Step 4: Simplify right side
    38,064,038.86x = 1,085,257,663,148,125
  5. Step 5: Solve for x
    x = 1,085,257,663,148,125/38,064,038.86
  6. Step 6: Final answer
    x = 28,511,363.89

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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.