Home / 30,459,808.08-42,034,143-17,406,917.52

Finding the Fourth Proportional to 30,459,808.08, 42,034,143 and 17,406,917.52

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Solution

The fourth proportional to 30,459,808.08, 42,034,143 and 17,406,917.52 is: 24,021,322.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,459,808.08 : 42,034,143 = 17,406,917.52 : x
  2. Step 2: Convert to fraction form
    30,459,808.08/42,034,143 = 17,406,917.52/x
  3. Step 3: Cross multiply
    30,459,808.08x = 42,034,143 × 17,406,917.52
  4. Step 4: Simplify right side
    30,459,808.08x = 731,684,860,224,885.38
  5. Step 5: Solve for x
    x = 731,684,860,224,885.38/30,459,808.08
  6. Step 6: Final answer
    x = 24,021,322.07

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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.