Home / 61,972,291.71-85,544,783.90-53,235,401.67

Finding the Fourth Proportional to 61,972,291.71, 85,544,783.90 and 53,235,401.67

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Solution

The fourth proportional to 61,972,291.71, 85,544,783.90 and 53,235,401.67 is: 73,484,630.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,972,291.71 : 85,544,783.90 = 53,235,401.67 : x
  2. Step 2: Convert to fraction form
    61,972,291.71/85,544,783.90 = 53,235,401.67/x
  3. Step 3: Cross multiply
    61,972,291.71x = 85,544,783.90 × 53,235,401.67
  4. Step 4: Simplify right side
    61,972,291.71x = 4,554,010,931,423,672
  5. Step 5: Solve for x
    x = 4,554,010,931,423,672/61,972,291.71
  6. Step 6: Final answer
    x = 73,484,630.08

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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.