Home / 12,934,710.40-19,402,065.60-12,304,854.40

Finding the Fourth Proportional to 12,934,710.40, 19,402,065.60 and 12,304,854.40

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Solution

The fourth proportional to 12,934,710.40, 19,402,065.60 and 12,304,854.40 is: 18,457,281.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,934,710.40 : 19,402,065.60 = 12,304,854.40 : x
  2. Step 2: Convert to fraction form
    12,934,710.40/19,402,065.60 = 12,304,854.40/x
  3. Step 3: Cross multiply
    12,934,710.40x = 19,402,065.60 × 12,304,854.40
  4. Step 4: Simplify right side
    12,934,710.40x = 238,739,592,267,248.66
  5. Step 5: Solve for x
    x = 238,739,592,267,248.66/12,934,710.40
  6. Step 6: Final answer
    x = 18,457,281.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.