Home / 57,547,986.64-79,415,294.76-31,441,944.40

Finding the Fourth Proportional to 57,547,986.64, 79,415,294.76 and 31,441,944.40

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Solution

The fourth proportional to 57,547,986.64, 79,415,294.76 and 31,441,944.40 is: 43,389,376.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,547,986.64 : 79,415,294.76 = 31,441,944.40 : x
  2. Step 2: Convert to fraction form
    57,547,986.64/79,415,294.76 = 31,441,944.40/x
  3. Step 3: Cross multiply
    57,547,986.64x = 79,415,294.76 × 31,441,944.40
  4. Step 4: Simplify right side
    57,547,986.64x = 2,496,971,282,353,531.50
  5. Step 5: Solve for x
    x = 2,496,971,282,353,531.50/57,547,986.64
  6. Step 6: Final answer
    x = 43,389,376.90

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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.