Home / 9,141,652.71-12,615,622.02-5,012,079.12

Finding the Fourth Proportional to 9,141,652.71, 12,615,622.02 and 5,012,079.12

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Solution

The fourth proportional to 9,141,652.71, 12,615,622.02 and 5,012,079.12 is: 6,916,746.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,141,652.71 : 12,615,622.02 = 5,012,079.12 : x
  2. Step 2: Convert to fraction form
    9,141,652.71/12,615,622.02 = 5,012,079.12/x
  3. Step 3: Cross multiply
    9,141,652.71x = 12,615,622.02 × 5,012,079.12
  4. Step 4: Simplify right side
    9,141,652.71x = 63,230,495,712,254.22
  5. Step 5: Solve for x
    x = 63,230,495,712,254.22/9,141,652.71
  6. Step 6: Final answer
    x = 6,916,746.65

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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.