Home / 68,406,250.34-94,402,152.88-39,036,998.18

Finding the Fourth Proportional to 68,406,250.34, 94,402,152.88 and 39,036,998.18

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Solution

The fourth proportional to 68,406,250.34, 94,402,152.88 and 39,036,998.18 is: 53,871,929.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,406,250.34 : 94,402,152.88 = 39,036,998.18 : x
  2. Step 2: Convert to fraction form
    68,406,250.34/94,402,152.88 = 39,036,998.18/x
  3. Step 3: Cross multiply
    68,406,250.34x = 94,402,152.88 × 39,036,998.18
  4. Step 4: Simplify right side
    68,406,250.34x = 3,685,176,670,164,641.50
  5. Step 5: Solve for x
    x = 3,685,176,670,164,641.50/68,406,250.34
  6. Step 6: Final answer
    x = 53,871,929.13

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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.