Home / 12,547,499.10-18,839,911.05-9,710,814.30

Finding the Fourth Proportional to 12,547,499.10, 18,839,911.05 and 9,710,814.30

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Solution

The fourth proportional to 12,547,499.10, 18,839,911.05 and 9,710,814.30 is: 14,580,664.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,547,499.10 : 18,839,911.05 = 9,710,814.30 : x
  2. Step 2: Convert to fraction form
    12,547,499.10/18,839,911.05 = 9,710,814.30/x
  3. Step 3: Cross multiply
    12,547,499.10x = 18,839,911.05 × 9,710,814.30
  4. Step 4: Simplify right side
    12,547,499.10x = 182,950,877,635,068.03
  5. Step 5: Solve for x
    x = 182,950,877,635,068.03/12,547,499.10
  6. Step 6: Final answer
    x = 14,580,664.73

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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.