Home / 16,461,718.16-22,718,566.02-9,121,853.64

Finding the Fourth Proportional to 16,461,718.16, 22,718,566.02 and 9,121,853.64

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Solution

The fourth proportional to 16,461,718.16, 22,718,566.02 and 9,121,853.64 is: 12,588,931.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,461,718.16 : 22,718,566.02 = 9,121,853.64 : x
  2. Step 2: Convert to fraction form
    16,461,718.16/22,718,566.02 = 9,121,853.64/x
  3. Step 3: Cross multiply
    16,461,718.16x = 22,718,566.02 × 9,121,853.64
  4. Step 4: Simplify right side
    16,461,718.16x = 207,235,434,264,518.91
  5. Step 5: Solve for x
    x = 207,235,434,264,518.91/16,461,718.16
  6. Step 6: Final answer
    x = 12,588,931.02

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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.