Home / 7,653,547.50-10,561,895.58-4,215,777.90

Finding the Fourth Proportional to 7,653,547.50, 10,561,895.58 and 4,215,777.90

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Solution

The fourth proportional to 7,653,547.50, 10,561,895.58 and 4,215,777.90 is: 5,817,773.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,653,547.50 : 10,561,895.58 = 4,215,777.90 : x
  2. Step 2: Convert to fraction form
    7,653,547.50/10,561,895.58 = 4,215,777.90/x
  3. Step 3: Cross multiply
    7,653,547.50x = 10,561,895.58 × 4,215,777.90
  4. Step 4: Simplify right side
    7,653,547.50x = 44,526,605,968,271.69
  5. Step 5: Solve for x
    x = 44,526,605,968,271.69/7,653,547.50
  6. Step 6: Final answer
    x = 5,817,773.52

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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.