Home / 52,871,402.17-79,289,136.91-18,319,740.85

Finding the Fourth Proportional to 52,871,402.17, 79,289,136.91 and 18,319,740.85

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Solution

The fourth proportional to 52,871,402.17, 79,289,136.91 and 18,319,740.85 is: 27,473,386.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,871,402.17 : 79,289,136.91 = 18,319,740.85 : x
  2. Step 2: Convert to fraction form
    52,871,402.17/79,289,136.91 = 18,319,740.85/x
  3. Step 3: Cross multiply
    52,871,402.17x = 79,289,136.91 × 18,319,740.85
  4. Step 4: Simplify right side
    52,871,402.17x = 1,452,556,440,411,369.75
  5. Step 5: Solve for x
    x = 1,452,556,440,411,369.75/52,871,402.17
  6. Step 6: Final answer
    x = 27,473,386.00

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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.