Home / 42,719,615.16-58,953,351.95-23,140,503.55

Finding the Fourth Proportional to 42,719,615.16, 58,953,351.95 and 23,140,503.55

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Solution

The fourth proportional to 42,719,615.16, 58,953,351.95 and 23,140,503.55 is: 31,934,048.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,719,615.16 : 58,953,351.95 = 23,140,503.55 : x
  2. Step 2: Convert to fraction form
    42,719,615.16/58,953,351.95 = 23,140,503.55/x
  3. Step 3: Cross multiply
    42,719,615.16x = 58,953,351.95 × 23,140,503.55
  4. Step 4: Simplify right side
    42,719,615.16x = 1,364,210,250,083,374.50
  5. Step 5: Solve for x
    x = 1,364,210,250,083,374.50/42,719,615.16
  6. Step 6: Final answer
    x = 31,934,048.21

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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.