Home / 14,351,275.60-19,807,032.16-8,553,420.34

Finding the Fourth Proportional to 14,351,275.60, 19,807,032.16 and 8,553,420.34

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Solution

The fourth proportional to 14,351,275.60, 19,807,032.16 and 8,553,420.34 is: 11,805,074.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,351,275.60 : 19,807,032.16 = 8,553,420.34 : x
  2. Step 2: Convert to fraction form
    14,351,275.60/19,807,032.16 = 8,553,420.34/x
  3. Step 3: Cross multiply
    14,351,275.60x = 19,807,032.16 × 8,553,420.34
  4. Step 4: Simplify right side
    14,351,275.60x = 169,417,871,752,378.12
  5. Step 5: Solve for x
    x = 169,417,871,752,378.12/14,351,275.60
  6. Step 6: Final answer
    x = 11,805,074.09

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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.