Home / 57,878,125.65-79,868,880.23-34,357,667.76

Finding the Fourth Proportional to 57,878,125.65, 79,868,880.23 and 34,357,667.76

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Solution

The fourth proportional to 57,878,125.65, 79,868,880.23 and 34,357,667.76 is: 47,411,840.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,878,125.65 : 79,868,880.23 = 34,357,667.76 : x
  2. Step 2: Convert to fraction form
    57,878,125.65/79,868,880.23 = 34,357,667.76/x
  3. Step 3: Cross multiply
    57,878,125.65x = 79,868,880.23 × 34,357,667.76
  4. Step 4: Simplify right side
    57,878,125.65x = 2,744,108,451,133,783.50
  5. Step 5: Solve for x
    x = 2,744,108,451,133,783.50/57,878,125.65
  6. Step 6: Final answer
    x = 47,411,840.32

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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.