Home / 30,113,025.12-45,144,145.08-13,060,854.72

Finding the Fourth Proportional to 30,113,025.12, 45,144,145.08 and 13,060,854.72

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Solution

The fourth proportional to 30,113,025.12, 45,144,145.08 and 13,060,854.72 is: 19,580,268.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,113,025.12 : 45,144,145.08 = 13,060,854.72 : x
  2. Step 2: Convert to fraction form
    30,113,025.12/45,144,145.08 = 13,060,854.72/x
  3. Step 3: Cross multiply
    30,113,025.12x = 45,144,145.08 × 13,060,854.72
  4. Step 4: Simplify right side
    30,113,025.12x = 589,621,120,348,482.75
  5. Step 5: Solve for x
    x = 589,621,120,348,482.75/30,113,025.12
  6. Step 6: Final answer
    x = 19,580,268.60

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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.