Home / 21,574,811.40-32,362,217.10-5,618,459.40

Finding the Fourth Proportional to 21,574,811.40, 32,362,217.10 and 5,618,459.40

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Solution

The fourth proportional to 21,574,811.40, 32,362,217.10 and 5,618,459.40 is: 8,427,689.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,574,811.40 : 32,362,217.10 = 5,618,459.40 : x
  2. Step 2: Convert to fraction form
    21,574,811.40/32,362,217.10 = 5,618,459.40/x
  3. Step 3: Cross multiply
    21,574,811.40x = 32,362,217.10 × 5,618,459.40
  4. Step 4: Simplify right side
    21,574,811.40x = 181,825,802,870,335.75
  5. Step 5: Solve for x
    x = 181,825,802,870,335.75/21,574,811.40
  6. Step 6: Final answer
    x = 8,427,689.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.