Home / 50,926,023.40-70,144,038.12-39,142,758.52

Finding the Fourth Proportional to 50,926,023.40, 70,144,038.12 and 39,142,758.52

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Solution

The fourth proportional to 50,926,023.40, 70,144,038.12 and 39,142,758.52 is: 53,914,108.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,926,023.40 : 70,144,038.12 = 39,142,758.52 : x
  2. Step 2: Convert to fraction form
    50,926,023.40/70,144,038.12 = 39,142,758.52/x
  3. Step 3: Cross multiply
    50,926,023.40x = 70,144,038.12 × 39,142,758.52
  4. Step 4: Simplify right side
    50,926,023.40x = 2,745,631,145,748,835
  5. Step 5: Solve for x
    x = 2,745,631,145,748,835/50,926,023.40
  6. Step 6: Final answer
    x = 53,914,108.40

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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.