Home / 19,499,895.88-26,918,547.02-12,888,466.41

Finding the Fourth Proportional to 19,499,895.88, 26,918,547.02 and 12,888,466.41

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Solution

The fourth proportional to 19,499,895.88, 26,918,547.02 and 12,888,466.41 is: 17,791,827.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,499,895.88 : 26,918,547.02 = 12,888,466.41 : x
  2. Step 2: Convert to fraction form
    19,499,895.88/26,918,547.02 = 12,888,466.41/x
  3. Step 3: Cross multiply
    19,499,895.88x = 26,918,547.02 × 12,888,466.41
  4. Step 4: Simplify right side
    19,499,895.88x = 346,938,789,073,275.62
  5. Step 5: Solve for x
    x = 346,938,789,073,275.62/19,499,895.88
  6. Step 6: Final answer
    x = 17,791,827.77

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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.