Home / 15,985,931.51-23,975,280.79-7,341,721.67

Finding the Fourth Proportional to 15,985,931.51, 23,975,280.79 and 7,341,721.67

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Solution

The fourth proportional to 15,985,931.51, 23,975,280.79 and 7,341,721.67 is: 11,010,921.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,985,931.51 : 23,975,280.79 = 7,341,721.67 : x
  2. Step 2: Convert to fraction form
    15,985,931.51/23,975,280.79 = 7,341,721.67/x
  3. Step 3: Cross multiply
    15,985,931.51x = 23,975,280.79 × 7,341,721.67
  4. Step 4: Simplify right side
    15,985,931.51x = 176,019,838,561,861.62
  5. Step 5: Solve for x
    x = 176,019,838,561,861.62/15,985,931.51
  6. Step 6: Final answer
    x = 11,010,921.60

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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.