Home / 14,970,061.02-20,658,953.25-8,779,572.66

Finding the Fourth Proportional to 14,970,061.02, 20,658,953.25 and 8,779,572.66

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Solution

The fourth proportional to 14,970,061.02, 20,658,953.25 and 8,779,572.66 is: 12,115,968.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,970,061.02 : 20,658,953.25 = 8,779,572.66 : x
  2. Step 2: Convert to fraction form
    14,970,061.02/20,658,953.25 = 8,779,572.66/x
  3. Step 3: Cross multiply
    14,970,061.02x = 20,658,953.25 × 8,779,572.66
  4. Step 4: Simplify right side
    14,970,061.02x = 181,376,781,137,918.16
  5. Step 5: Solve for x
    x = 181,376,781,137,918.16/14,970,061.02
  6. Step 6: Final answer
    x = 12,115,968.06

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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.