Home / 15,641,312.47-23,431,421.51-7,432,275.67

Finding the Fourth Proportional to 15,641,312.47, 23,431,421.51 and 7,432,275.67

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Solution

The fourth proportional to 15,641,312.47, 23,431,421.51 and 7,432,275.67 is: 11,133,898.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,641,312.47 : 23,431,421.51 = 7,432,275.67 : x
  2. Step 2: Convert to fraction form
    15,641,312.47/23,431,421.51 = 7,432,275.67/x
  3. Step 3: Cross multiply
    15,641,312.47x = 23,431,421.51 × 7,432,275.67
  4. Step 4: Simplify right side
    15,641,312.47x = 174,148,783,965,126.28
  5. Step 5: Solve for x
    x = 174,148,783,965,126.28/15,641,312.47
  6. Step 6: Final answer
    x = 11,133,898.41

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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.