Home / 15,553,607.60-23,302,417.80-12,698,260.40

Finding the Fourth Proportional to 15,553,607.60, 23,302,417.80 and 12,698,260.40

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Solution

The fourth proportional to 15,553,607.60, 23,302,417.80 and 12,698,260.40 is: 19,024,536.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,553,607.60 : 23,302,417.80 = 12,698,260.40 : x
  2. Step 2: Convert to fraction form
    15,553,607.60/23,302,417.80 = 12,698,260.40/x
  3. Step 3: Cross multiply
    15,553,607.60x = 23,302,417.80 × 12,698,260.40
  4. Step 4: Simplify right side
    15,553,607.60x = 295,900,169,173,995.12
  5. Step 5: Solve for x
    x = 295,900,169,173,995.12/15,553,607.60
  6. Step 6: Final answer
    x = 19,024,536.09

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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.