Home / 9,303,952.71-12,838,472.05-5,173,317.52

Finding the Fourth Proportional to 9,303,952.71, 12,838,472.05 and 5,173,317.52

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Solution

The fourth proportional to 9,303,952.71, 12,838,472.05 and 5,173,317.52 is: 7,138,631.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,303,952.71 : 12,838,472.05 = 5,173,317.52 : x
  2. Step 2: Convert to fraction form
    9,303,952.71/12,838,472.05 = 5,173,317.52/x
  3. Step 3: Cross multiply
    9,303,952.71x = 12,838,472.05 × 5,173,317.52
  4. Step 4: Simplify right side
    9,303,952.71x = 66,417,492,386,295.31
  5. Step 5: Solve for x
    x = 66,417,492,386,295.31/9,303,952.71
  6. Step 6: Final answer
    x = 7,138,631.77

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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.