Home / 14,547,533.78-21,796,607.18-8,778,145.10

Finding the Fourth Proportional to 14,547,533.78, 21,796,607.18 and 8,778,145.10

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Solution

The fourth proportional to 14,547,533.78, 21,796,607.18 and 8,778,145.10 is: 13,152,317.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,547,533.78 : 21,796,607.18 = 8,778,145.10 : x
  2. Step 2: Convert to fraction form
    14,547,533.78/21,796,607.18 = 8,778,145.10/x
  3. Step 3: Cross multiply
    14,547,533.78x = 21,796,607.18 × 8,778,145.10
  4. Step 4: Simplify right side
    14,547,533.78x = 191,333,780,426,704.16
  5. Step 5: Solve for x
    x = 191,333,780,426,704.16/14,547,533.78
  6. Step 6: Final answer
    x = 13,152,317.31

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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.