Home / 15,268,294.50-21,070,290.15-8,742,024.06

Finding the Fourth Proportional to 15,268,294.50, 21,070,290.15 and 8,742,024.06

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Solution

The fourth proportional to 15,268,294.50, 21,070,290.15 and 8,742,024.06 is: 12,064,018.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,268,294.50 : 21,070,290.15 = 8,742,024.06 : x
  2. Step 2: Convert to fraction form
    15,268,294.50/21,070,290.15 = 8,742,024.06/x
  3. Step 3: Cross multiply
    15,268,294.50x = 21,070,290.15 × 8,742,024.06
  4. Step 4: Simplify right side
    15,268,294.50x = 184,196,983,442,481
  5. Step 5: Solve for x
    x = 184,196,983,442,481/15,268,294.50
  6. Step 6: Final answer
    x = 12,064,018.25

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1.5x scale

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.