Home / 6,312,366.71-8,705,254.47-3,985,216.46

Finding the Fourth Proportional to 6,312,366.71, 8,705,254.47 and 3,985,216.46

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Solution

The fourth proportional to 6,312,366.71, 8,705,254.47 and 3,985,216.46 is: 5,495,929.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,312,366.71 : 8,705,254.47 = 3,985,216.46 : x
  2. Step 2: Convert to fraction form
    6,312,366.71/8,705,254.47 = 3,985,216.46/x
  3. Step 3: Cross multiply
    6,312,366.71x = 8,705,254.47 × 3,985,216.46
  4. Step 4: Simplify right side
    6,312,366.71x = 34,692,323,402,332.58
  5. Step 5: Solve for x
    x = 34,692,323,402,332.58/6,312,366.71
  6. Step 6: Final answer
    x = 5,495,929.66

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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.