Home / 9,919,666.12-14,865,641.10-5,360,886.76

Finding the Fourth Proportional to 9,919,666.12, 14,865,641.10 and 5,360,886.76

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Solution

The fourth proportional to 9,919,666.12, 14,865,641.10 and 5,360,886.76 is: 8,033,840.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,919,666.12 : 14,865,641.10 = 5,360,886.76 : x
  2. Step 2: Convert to fraction form
    9,919,666.12/14,865,641.10 = 5,360,886.76/x
  3. Step 3: Cross multiply
    9,919,666.12x = 14,865,641.10 × 5,360,886.76
  4. Step 4: Simplify right side
    9,919,666.12x = 79,693,018,551,901.83
  5. Step 5: Solve for x
    x = 79,693,018,551,901.83/9,919,666.12
  6. Step 6: Final answer
    x = 8,033,840.82

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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.