Home / 22,492,642.60-31,039,889.02-12,569,525.36

Finding the Fourth Proportional to 22,492,642.60, 31,039,889.02 and 12,569,525.36

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Solution

The fourth proportional to 22,492,642.60, 31,039,889.02 and 12,569,525.36 is: 17,345,968.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,492,642.60 : 31,039,889.02 = 12,569,525.36 : x
  2. Step 2: Convert to fraction form
    22,492,642.60/31,039,889.02 = 12,569,525.36/x
  3. Step 3: Cross multiply
    22,492,642.60x = 31,039,889.02 × 12,569,525.36
  4. Step 4: Simplify right side
    22,492,642.60x = 390,156,671,990,428.50
  5. Step 5: Solve for x
    x = 390,156,671,990,428.50/22,492,642.60
  6. Step 6: Final answer
    x = 17,345,968.59

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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.